3 in1 Plant Soil PH Tester Moisture Light MeterFeatures:3 functions in one compact meter-measure the moisture and pH content of the soil and the environmental light. Sci..
Ex Tax: $10.00
GND: Power Gound
SCL: CLK clock (High level 2.2V-5.5V)
SDA: MOSI data (High level 2.2V-5.5V)
Ex Tax: $9.35
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