Last modified by Mengting Qiu on 2023/12/14 11:15

From version 80.3
edited by Xiaoling
on 2023/06/14 15:53
Change comment: There is no comment for this version
To version 82.2
edited by Xiaoling
on 2023/06/14 16:25
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -35,7 +35,7 @@
35 35  
36 36  Each LDS12-LB is pre-load with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect after power on.
37 37  
38 -[[image:image-20230613140115-3.png||height="453" width="800"]]
38 +[[image:image-20230614162334-2.png||height="468" width="800"]]
39 39  
40 40  
41 41  == 1.2 ​Features ==
... ... @@ -44,19 +44,16 @@
44 44  * LoRaWAN 1.0.3 Class A
45 45  * Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
46 46  * Ultra-low power consumption
47 -* Liquid Level Measurement by Ultrasonic technology
48 -* Measure through container, No need to contact Liquid
49 -* Valid level range 20mm - 2000mm
50 -* Accuracy: ±(5mm+S*0.5%) (S: Measure Value)
51 -* Cable Length : 25cm
47 +* Laser technology for distance detection
48 +* Measure Distance: 0.1m~~12m @ 90% Reflectivity
49 +* Accuracy :  ±5cm@(0.1-6m), ±1%@(6m-12m)
50 +* Monitor Battery Level
52 52  * Support Bluetooth v5.1 and LoRaWAN remote configure
53 53  * Support wireless OTA update firmware
54 54  * AT Commands to change parameters
55 55  * Downlink to change configure
56 -* IP66 Waterproof Enclosure
57 57  * 8500mAh Battery for long term use
58 58  
59 -
60 60  == 1.3 Specification ==
61 61  
62 62  
... ... @@ -85,7 +85,6 @@
85 85  * Sleep Mode: 5uA @ 3.3v
86 86  * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
87 87  
88 -
89 89  == 1.4 Suitable Container & Liquid ==
90 90  
91 91  
... ... @@ -96,15 +96,14 @@
96 96  ** Pure non metal material: <10 mm
97 97  * Pure liquid without irregular deposition.
98 98  
99 -
100 100  (% style="display:none" %)
101 101  
102 -== 1.5 Install DDS20-LB ==
97 +== 1.5 Install LDS12-LB ==
103 103  
104 104  
105 105  (% style="color:blue" %)**Step 1**(%%):  ** Choose the installation point.**
106 106  
107 -DDS20-LB (% style="color:red" %)**MUST**(%%) be installed on the container bottom middle position.
102 +LDS12-LB (% style="color:red" %)**MUST**(%%) be installed on the container bottom middle position.
108 108  
109 109  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS20%20-%20LoRaWAN%20Liquid%20Level%20Sensor%20User%20Manual/WebHome/image-20220615091045-3.png?rev=1.1||alt="image-20220615091045-3.png"]]
110 110  
... ... @@ -130,15 +130,15 @@
130 130  )))
131 131  
132 132  (((
133 -Power on DDS20-LB, check if the blue LED is on, If the blue LED is on, means the sensor works. Then put ultrasonic coupling paste on the sensor and put it tightly on the installation point.
128 +Power on LDS12-LB, check if the blue LED is on, If the blue LED is on, means the sensor works. Then put ultrasonic coupling paste on the sensor and put it tightly on the installation point.
134 134  )))
135 135  
136 136  (((
137 -It is necessary to put the coupling paste between the sensor and the container, otherwise DDS20-LB won't detect the liquid level.
132 +It is necessary to put the coupling paste between the sensor and the container, otherwise LDS12-LB won't detect the liquid level.
138 138  )))
139 139  
140 140  (((
141 -After paste the DDS20-LB well, power on DDS20-LB. In the first 30 seconds of booting, device will check the sensors status and BLUE LED will show the status as below. After 30 seconds, BLUE LED will be off to save battery life.
136 +After paste the LDS12-LB well, power on LDS12-LB. In the first 30 seconds of booting, device will check the sensors status and BLUE LED will show the status as below. After 30 seconds, BLUE LED will be off to save battery life.
142 142  )))
143 143  
144 144  
... ... @@ -158,7 +158,7 @@
158 158  )))
159 159  
160 160  (((
161 -LDDS20 will enter into low power mode at 30 seconds after system reset or power on, Blue LED will be off after that.
156 +LDS12-LB will enter into low power mode at 30 seconds after system reset or power on, Blue LED will be off after that.
162 162  )))
163 163  
164 164  
... ... @@ -180,7 +180,7 @@
180 180  )))
181 181  
182 182  (((
183 -Reset DDS20-LB and see if the BLUE LED is slowly blinking.
178 +Reset LDS12-LB and see if the BLUE LED is slowly blinking.
184 184  )))
185 185  
186 186  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS20%20-%20LoRaWAN%20Liquid%20Level%20Sensor%20User%20Manual/WebHome/image-20220615091045-8.png?width=341&height=203&rev=1.1||alt="image-20220615091045-8.png"]] [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS20%20-%20LoRaWAN%20Liquid%20Level%20Sensor%20User%20Manual/WebHome/image-20220615091045-9.png?width=284&height=200&rev=1.1||alt="image-20220615091045-9.png"]]
... ... @@ -204,7 +204,6 @@
204 204  
205 205  * Smart liquefied gas solution
206 206  
207 -
208 208  == 1.7 Precautions ==
209 209  
210 210  
... ... @@ -243,11 +243,10 @@
243 243  )))
244 244  |(% style="width:167px" %)Fast press ACT 5 times.|(% style="width:117px" %)Deactivate Device|(% style="width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means device is in Deep Sleep Mode.
245 245  
246 -
247 247  == 1.10 BLE connection ==
248 248  
249 249  
250 -DDS20-LB support BLE remote configure.
243 +LDS12-LB support BLE remote configure.
251 251  
252 252  BLE can be used to configure the parameter of sensor or see the console output from sensor. BLE will be only activate on below case:
253 253  
... ... @@ -283,12 +283,12 @@
283 283  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS20%20-%20LoRaWAN%20Liquid%20Level%20Sensor%20User%20Manual/WebHome/image-20220615090910-2.png?rev=1.1||alt="image-20220615090910-2.png"]]
284 284  
285 285  
286 -= 2. Configure DDS20-LB to connect to LoRaWAN network =
279 += 2. Configure LDS12-LB to connect to LoRaWAN network =
287 287  
288 288  == 2.1 How it works ==
289 289  
290 290  
291 -The DDS20-LB is configured as (% style="color:#037691" %)**LoRaWAN OTAA Class A**(%%) mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and press the button to activate the DDS20-LB. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.
284 +The LDS12-LB is configured as (% style="color:#037691" %)**LoRaWAN OTAA Class A**(%%) mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and press the button to activate the LDS12-LB. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.
292 292  
293 293  (% style="display:none" %) (%%)
294 294  
... ... @@ -299,12 +299,12 @@
299 299  
300 300  The LPS8v2 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.
301 301  
302 -[[image:image-20230613140140-4.png||height="453" width="800"]](% style="display:none" %)
295 +[[image:image-20230614162359-3.png||height="468" width="800"]](% style="display:none" %)
303 303  
304 304  
305 -(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from DDS20-LB.
298 +(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from LDS12-LB.
306 306  
307 -Each DDS20-LB is shipped with a sticker with the default device EUI as below:
300 +Each LDS12-LB is shipped with a sticker with the default device EUI as below:
308 308  
309 309  [[image:image-20230426084152-1.png||alt="图片-20230426084152-1.png" height="233" width="502"]]
310 310  
... ... @@ -333,10 +333,10 @@
333 333  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-6.png?width=744&height=485&rev=1.1||alt="图片-20220611161308-6.png"]]
334 334  
335 335  
336 -(% style="color:blue" %)**Step 2:**(%%) Activate on DDS20-LB
329 +(% style="color:blue" %)**Step 2:**(%%) Activate on LDS12-LB
337 337  
338 338  
339 -Press the button for 5 seconds to activate the DDS20-LB.
332 +Press the button for 5 seconds to activate the LDS12-LB.
340 340  
341 341  (% style="color:green" %)**Green led**(%%) will fast blink 5 times, device will enter (% style="color:blue" %)**OTA mode**(%%) for 3 seconds. And then start to JOIN LoRaWAN network. (% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network.
342 342  
... ... @@ -347,7 +347,7 @@
347 347  
348 348  
349 349  (((
350 -DDS20-LB will uplink payload via LoRaWAN with below payload format: 
343 +LDS12-LB will uplink payload via LoRaWAN with below payload format: 
351 351  )))
352 352  
353 353  (((
... ... @@ -371,7 +371,7 @@
371 371  === 2.3.1  Battery Info ===
372 372  
373 373  
374 -Check the battery voltage for DDS20-LB.
367 +Check the battery voltage for LDS12-LB.
375 375  
376 376  Ex1: 0x0B45 = 2885mV
377 377  
... ... @@ -395,7 +395,6 @@
395 395  
396 396  * If the sensor value lower than 0x0014 (20mm), the sensor value will be invalid.
397 397  
398 -
399 399  === 2.3.3  Interrupt Pin ===
400 400  
401 401  
... ... @@ -442,7 +442,7 @@
442 442  The payload decoder function for TTN V3 is here:
443 443  
444 444  (((
445 -DDS20-LB TTN V3 Payload Decoder:  [[ttps:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
437 +LDS12-LB TTN V3 Payload Decoder:  [[ttps:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
446 446  )))
447 447  
448 448  
... ... @@ -449,7 +449,7 @@
449 449  == 2.4  Uplink Interval ==
450 450  
451 451  
452 -The DDS20-LB by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>||anchor="H3.3.1SetTransmitIntervalTime"]]
444 +The LDS12-LB by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>||anchor="H3.3.1SetTransmitIntervalTime"]]
453 453  
454 454  
455 455  == 2.5  ​Show Data in DataCake IoT Server ==
... ... @@ -477,7 +477,7 @@
477 477  
478 478  (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
479 479  
480 -(% style="color:blue" %)**Step 4**(%%)**: Search the DDS20-LB and add DevEUI.**
472 +(% style="color:blue" %)**Step 4**(%%)**: Search the LDS12-LB and add DevEUI.**
481 481  
482 482  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654851029373-510.png?rev=1.1||alt="1654851029373-510.png"]]
483 483  
... ... @@ -490,19 +490,19 @@
490 490  == 2.6 Datalog Feature ==
491 491  
492 492  
493 -Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, DDS20-LB will store the reading for future retrieving purposes.
485 +Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, LDS12-LB will store the reading for future retrieving purposes.
494 494  
495 495  
496 496  === 2.6.1 Ways to get datalog via LoRaWAN ===
497 497  
498 498  
499 -Set PNACKMD=1, DDS20-LB will wait for ACK for every uplink, when there is no LoRaWAN network,DDS20-LB will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
491 +Set PNACKMD=1, LDS12-LB will wait for ACK for every uplink, when there is no LoRaWAN network,LDS12-LB will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
500 500  
501 501  * (((
502 -a) DDS20-LB will do an ACK check for data records sending to make sure every data arrive server.
494 +a) LDS12-LB will do an ACK check for data records sending to make sure every data arrive server.
503 503  )))
504 504  * (((
505 -b) DDS20-LB will send data in **CONFIRMED Mode** when PNACKMD=1, but DDS20-LB won't re-transmit the packet if it doesn't get ACK, it will just mark it as a NONE-ACK message. In a future uplink if DDS20-LB gets a ACK, DDS20-LB will consider there is a network connection and resend all NONE-ACK messages.
497 +b) LDS12-LB will send data in **CONFIRMED Mode** when PNACKMD=1, but LDS12-LB won't re-transmit the packet if it doesn't get ACK, it will just mark it as a NONE-ACK message. In a future uplink if LDS12-LB gets a ACK, LDS12-LB will consider there is a network connection and resend all NONE-ACK messages.
506 506  )))
507 507  
508 508  Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
... ... @@ -513,7 +513,7 @@
513 513  === 2.6.2 Unix TimeStamp ===
514 514  
515 515  
516 -DDS20-LB uses Unix TimeStamp format based on
508 +LDS12-LB uses Unix TimeStamp format based on
517 517  
518 518  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/WebHome/image-20220523001219-11.png?width=627&height=97&rev=1.1||alt="图片-20220523001219-11.png" height="97" width="627"]]
519 519  
... ... @@ -532,7 +532,7 @@
532 532  
533 533  User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command.
534 534  
535 -Once DDS20-LB Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to DDS20-LB. If DDS20-LB fails to get the time from the server, DDS20-LB will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
527 +Once LDS12-LB Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to LDS12-LB. If LDS12-LB fails to get the time from the server, LDS12-LB will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
536 536  
537 537  (% style="color:red" %)**Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn't support. If server doesn't support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.**
538 538  
... ... @@ -560,7 +560,7 @@
560 560  )))
561 561  
562 562  (((
563 -Uplink Internal =5s,means DDS20-LB will send one packet every 5s. range 5~~255s.
555 +Uplink Internal =5s,means LDS12-LB will send one packet every 5s. range 5~~255s.
564 564  )))
565 565  
566 566  
... ... @@ -567,17 +567,17 @@
567 567  == 2.7 Frequency Plans ==
568 568  
569 569  
570 -The DDS20-LB uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.
562 +The LDS12-LB uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.
571 571  
572 572  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
573 573  
574 574  
575 -= 3. Configure DDS20-LB =
567 += 3. Configure LDS12-LB =
576 576  
577 577  == 3.1 Configure Methods ==
578 578  
579 579  
580 -DDS20-LB supports below configure method:
572 +LDS12-LB supports below configure method:
581 581  
582 582  * AT Command via Bluetooth Connection (**Recommended**): [[BLE Configure Instruction>>http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]].
583 583  
... ... @@ -585,7 +585,6 @@
585 585  
586 586  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
587 587  
588 -
589 589  == 3.2 General Commands ==
590 590  
591 591  
... ... @@ -600,10 +600,10 @@
600 600  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
601 601  
602 602  
603 -== 3.3 Commands special design for DDS20-LB ==
594 +== 3.3 Commands special design for LDS12-LB ==
604 604  
605 605  
606 -These commands only valid for DDS20-LB, as below:
597 +These commands only valid for LDS12-LB, as below:
607 607  
608 608  
609 609  === 3.3.1 Set Transmit Interval Time ===
... ... @@ -685,11 +685,10 @@
685 685  
686 686  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
687 687  
688 -
689 689  = 4. Battery & Power Consumption =
690 690  
691 691  
692 -DDS20-LB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
682 +LDS12-LB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
693 693  
694 694  [[**Battery Info & Power Consumption Analyze**>>http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
695 695  
... ... @@ -698,7 +698,7 @@
698 698  
699 699  
700 700  (% class="wikigeneratedid" %)
701 -User can change firmware DDS20-LB to:
691 +User can change firmware LDS12-LB to:
702 702  
703 703  * Change Frequency band/ region.
704 704  
... ... @@ -714,42 +714,40 @@
714 714  
715 715  * Update through UART TTL interface: **[[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**.
716 716  
717 -
718 718  = 6. FAQ =
719 719  
720 -== 6.1  What is the frequency plan for DDS20-LB? ==
709 +== 6.1 What is the frequency plan for LDS12-LB? ==
721 721  
722 722  
723 -DDS20-LB use the same frequency as other Dragino products. User can see the detail from this link:  [[Introduction>>doc:Main.End Device Frequency Band.WebHome||anchor="H1.Introduction"]]
712 +LDS12-LB use the same frequency as other Dragino products. User can see the detail from this link:  [[Introduction>>doc:Main.End Device Frequency Band.WebHome||anchor="H1.Introduction"]]
724 724  
725 725  
726 -== 6.2  Can I use DDS20-LB in condensation environment? ==
715 += 7Trouble Shooting =
727 727  
717 +== 7.1 AT Command input doesn't work ==
728 728  
729 -DDS20-LB is not suitable to be used in condensation environment. Condensation on the DDS20-LB probe will affect the reading and always got 0.
730 730  
720 +In the case if user can see the console output but can't type input to the device. Please check if you already include the (% style="color:blue" %)**ENTER**(%%) while sending out the command. Some serial tool doesn't send (% style="color:blue" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string.
731 731  
732 -= 7.  Trouble Shooting =
733 733  
734 -== 7.1  Why I can't join TTN V3 in US915 / AU915 bands? ==
723 +== 7.2 Significant error between the output distant value of LiDAR and actual distance ==
735 735  
736 736  
737 -It is due to channel mapping. Please see below link:  [[Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
726 +(((
727 +(% style="color:blue" %)**Cause ①**(%%)**:**Due to the physical principles of The LiDAR probe, the above phenomenon is likely to occur if the detection object is the material with high reflectivity (such as mirror, smooth floor tile, etc.) or transparent substance (such as glass and water, etc.)
728 +)))
738 738  
730 +(((
731 +Troubleshooting: Please avoid use of this product under such circumstance in practice.
732 +)))
739 739  
740 -== 7.2  AT Command input doesn't work ==
741 741  
742 -
743 -In the case if user can see the console output but can't type input to the device. Please check if you already include the (% style="color:blue" %)**ENTER**(%%) while sending out the command. Some serial tool doesn't send (% style="color:blue" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string.
744 -
745 -
746 -== 7.3  Why i always see 0x0000 or 0 for the distance value? ==
747 -
748 -
749 749  (((
750 -LDDS20 has a strict [[**installation requirement**>>||anchor="H1.5A0InstallDDS20-LB"]]. Please make sure the installation method exactly follows up with the installation requirement. Otherwise, the reading might be always 0x00.
736 +(% style="color:blue" %)**Cause ②**(%%)**: **The IR-pass filters are blocked.
737 +)))
751 751  
752 -If you have followed the instruction requirement exactly but still see the 0x00 reading issue, please. please double-check the decoder, you can check the raw payload to verify.
739 +(((
740 +Troubleshooting: please use dry dust-free cloth to gently remove the foreign matter.
753 753  )))
754 754  
755 755  
... ... @@ -756,7 +756,7 @@
756 756  = 8. Order Info =
757 757  
758 758  
759 -Part Number: (% style="color:blue" %)**DDS20-LB-XXX**
747 +Part Number: (% style="color:blue" %)**LDS12-LB-XXX**
760 760  
761 761  (% style="color:red" %)**XXX**(%%): **The default frequency band**
762 762  
... ... @@ -776,13 +776,12 @@
776 776  
777 777  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
778 778  
779 -
780 780  = 9. ​Packing Info =
781 781  
782 782  
783 783  (% style="color:#037691" %)**Package Includes**:
784 784  
785 -* DDS20-LB LoRaWAN Ultrasonic Liquid Level Sensor x 1
772 +* LDS12-LB LoRaWAN LiDAR ToF Distance Sensor x 1
786 786  
787 787  (% style="color:#037691" %)**Dimension and weight**:
788 788  
... ... @@ -794,7 +794,6 @@
794 794  
795 795  * Weight / pcs : g
796 796  
797 -
798 798  = 10. Support =
799 799  
800 800  
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Author
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