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...	...	@@ -754,6 +754,7 @@
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755	755	[[image:image-20230512173903-6.png||height="596" width="715"]]
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	757	+
757	757	Connect to the SN50_v3 and run (% style="color:blue" %)**AT+MOD=2**(%%) to switch to ultrasonic mode (ULT).
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759	759	The ultrasonic sensor uses the 8^^th^^ and 9^^th^^ byte for the measurement value.
...	...	@@ -766,11 +766,13 @@
766	766
767	767	==== 2.3.3.9  Battery Output - BAT pin ====
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	770	+
769	769	The BAT pin of SN50v3 is connected to the Battery directly. If users want to use BAT pin to power an external sensor. User need to make sure the external sensor is of low power consumption. Because the BAT pin is always open. If the external sensor is of high power consumption. the battery of SN50v3-LB will run out very soon.
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771	771
772	772	==== 2.3.3.10  +5V Output ====
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	776	+
774	774	SN50v3 will enable +5V output before all sampling and disable the +5v after all sampling.
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776	776	The 5V output time can be controlled by AT Command.
...	...	@@ -785,6 +785,7 @@
785	785
786	786	==== 2.3.3.11  BH1750 Illumination Sensor ====
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	791	+
788	788	MOD=1 support this sensor. The sensor value is in the 8^^th^^ and 9^^th^^ bytes.
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790	790	[[image:image-20230512172447-4.png||height="416" width="712"]]