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36	36
37	37
38		-
39	39	== ​1.2 Features ==
40	40
41	41	* LoRaWAN 1.0.3 Class A
...	...	@@ -50,30 +50,32 @@
50	50	* Downlink to change configure
51	51	* 8500mAh Battery for long term use
52	52
53		-== 1.3 Probe Specification ==
54	54
55	55
56		-(% style="color:#4f81bd" %)**Soil pH:**
	54	+== 1.3 Probe Specification ==
57	57
58		-* Range: 3 ~~ 10 pH
59		-* Resolution: 0.01 pH
60		-* Accuracy: ±2% under (0~~50 ℃, Accuracy will poor under 0 due to frozen)
61		-* Temperature Compensation Range: 0 ~~ 50℃
62		-* IP68 Protection
63		-* Length: 3.5 meters
64	64
65		-(% style="color:#4f81bd" %)**Soil Temperature:**
	57	+* Storage temperature ：-20℃~~75℃
	58	+* Operating temperature - -20℃~~60℃
	59	+* Operating Range - 0.1m~~12m①
	60	+* Accuracy - ±5cm@(0.1-6m), ±1%@(6m-12m)
	61	+* Distance resolution - 5mm
	62	+* Ambient light immunity - 70klux
	63	+* Enclosure rating - IP65
	64	+* Light source - LED
	65	+* Central wavelength - 850nm
	66	+* FOV - 3.6°
	67	+* Material of enclosure - ABS+PC
	68	+* Wire length - 25cm
66	66
67		-* Range -40℃～85℃
68		-* Resolution: 0.1℃
69		-* Accuracy: <±0.5℃(-10℃～40℃)，<±0.8℃ (others)
70		-* IP68 Protection
71		-* Length: 3.5 meters
72	72
	71	+
73	73	== 1.4 ​Applications ==
74	74
75	75	* Smart Agriculture
76	76
	76	+
	77	+
77	77	== 1.5 Pin mapping and power on ==
78	78
79	79	[[image:1654592472094-134.png]]
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477	477	* Reply to the confirmation package: 14 01
478	478	* Reply to non-confirmed packet: 14 00
479	479
480		-
481	481	== 2.8 Frequency Plans ==
482	482
483	483	(((
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562	562	* Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
563	563	* Use the Join successful sub-band if the server doesn’t include sub-band info in the OTAA Join Accept message ( TTN v2 doesn't include)
564	564
565		-
566	566	=== 2.8.3 CN470-510 (CN470) ===
567	567
568	568	(((