Soil sensor for smart garden with solar power and moisture detectionSoil Sensor:Solar powered; temperature and moisture detection;Soil quality(EC) detection; Smart scene linkage.<br> Accurate Detection of Soil Temperature and Moisture:Keeping track of the flower's water needs and temperature status.<br> Solar and Rechargeable Battery Powered:High conversion solar panel, high-power faster charge,Longer-lasting power supply with 3 x 1.2V Ni- battery<br> Ni- Rechargeable Battery:3 x AA(1.2V)<br> Standby Current:86uA<br> Wireless Standard:IEEE 802.11b/g<br> Wireless Frequency:2.4GHZ<br> Wireless Distance:45M<br> Bluetooth Version:Bluetooth 5.0<br> Waterproof Level:IP66<br> Temperature Detection Range:-10°C-60°C(14℉-140℉)<br> Temperature Detection Accuracy:0.5°C(Adjustable)<br> Humidity Detection Range:0-100%RH(non-condensing)<br> Humidity Detection Accuracy:1%RH (Adjustable)<br> Conductivity Accuracy:3% 0.01ms/cm<br> Maximum Range:20ms/cm<br> Temp.and .Detection Interval:5min (Adjustable)<br> Operating Temperature:-10℃-60℃(14℉-140℉)<br> Operating Humidity:0-100%RH(Non-condensing)<br> Colour:As Shown<br> Material:Plastic<br> Package Contents:<br> 1 x Tuya Smart Soil Sensor<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.