Intelligent automatic control The watering device combines soil temperature and humidity data to achieve dry watering, wet valve closing and other intelligent automatic irrigation The solar panel angle is adjustable, and the solar panel charging does not require direct sunlight. It can be charged on cloudy days and weak light. The built-in battery does not need to be replaced (the built-in battery life is up to 8 years or more) Adding a timer is clear at a glance. Users can freely set the frequency and specific time of watering according to the growth needs of the plants and their own schedule Mobile phone remote control, no panic when going out, APP remote control allows smart life to start on time (only supports 2.4Gwifi band, if the router is 5G band, log in to the router background to modify it) Cycle mode Fixed time end, cycle watering<br><br>Valve diameter: 3/4inch Power supply: solar power Communication distance: less than equal 100 meters (open distance) Communication method: WIFI Ambient temperature: 0-70℃ Medium temperature: 1-70℃ Product name: Sensor Power supply: 3 1.5V No. 5 batteries Battery life: 2000mAh battery for more than 6 months Communication protocol: Bluetooth/WIFI APP data response time: 60S Moisture measurement range: 0-100% Temperature measurement range: -5℃-60℃ Temperature accuracy: ±1℃ Moisture accuracy: 0-50% (+3%), 50%-100% (+5%) Colour:As Shown Material:ABS<br><br>Package Contents: 1x Solar Waterer 1x Soil Temperature And Humidity Sensor 1x English manual<br><br>Only the above package content, other products are not included. 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.