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27	27	* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
28	28	* AT Commands to change parameters
29	29	* Remote configure parameters via LoRaWAN Downlink
30		-* Firmware upgradeable via program port
	30	+* Firmware upgradable via program port
31	31	* Built-in 2400mAh battery for up to 10 years of use.
32	32	* Built-in Temperature & Humidity sensor
33	33	* Optional External Sensors
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57	57	* ±2°C accuracy from -55°C to +125°C
58	58	* Operating Range: -55 °C ~~ 125 °C
59	59
60		-= Sensors & Accessories =
61	61
62		-== E3 Temperature Probe ==
63		-
64		-[[image:image-20220515080154-4.png||height="182" width="161"]] [[image:image-20220515080330-5.png||height="201" width="195"]]
65		-
66		-
67		-With Temperature sensor with 2 meters cable long
68		-
69		-* Resolution: 0.0625 °C
70		-* ±0.5°C accuracy from -10°C to +85°C
71		-* ±2°C accuracy from -55°C to +125°C
72		-* Operating Range: -40 ~~ 125 °C
73		-* -55°C to 125°C
74		-* Working voltage 2.35v ~~ 5v
75		-
76		-
77	77	= Battery & How to replace =
78	78
79	79	== Battery Type ==
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81	81	LHT65N is equipped with a 2400mAH Li-MnO2 (CR17505) battery . The battery is an un-rechargeable battery with low discharge rate targeting for up to 8~~10 years use. This type of battery is commonly used in IoT devices for long-term running, such as water meters.
82	82
83	83	The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
84		-[[image:image-20220515075034-1.png||height="208" width="644"]]
	68	+[[image:image-20220515075034-1.png||height="208" width="644"]]
85	85
86	86
87	87	The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
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102	102
103	103	= Order Info =
104	104
105		-Part Number: (% class="mark" %)**LHT65N-XX**
	89	+Part Number: (% class="mark" %)**LHT65-XX**
106	106
107	107	**XX**: The default frequency band
108	108
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115	115	* **IN865**: LoRaWAN IN865 band
116	116	* **CN470**: LoRaWAN CN470 band
117	117
118		-**YY**: Sensor Accessories
119		-
120		-* **E3**: External Temperature Probe
121		-
122	122	= Packing Info =
123	123
124	124	**Package Includes**:
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143	143	(2) this device must accept any interference received, including interference that may cause undesired operation
144	144
145	145
	126	+

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1		-XWiki.Edwin

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1		-305.2 KB

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