1.Remote operation: Remote control by mobile phone APP anytime and anywhere; manual button for on-site operation and timing control 2.Signal distance: Mainly depended on the distance of WiFi router , the open connection distance of smart water valve is 100 meters. 3.Battery: Built-in long-life lithium-ion battery 4.Protection level: IP65, the smart water valve can be installed and used outdoors Product Name:Smart Water Vave Wireless Protocol:Wireless 2.4G(no need hub to operate) Waterproof Level:IP65 Water Pressure:0.2-0.8 bar Solar Panel Rotation Angle:0-30 Flow meter Measuring range:2L-25L/min Wifi Solar Watering Water Timer:No need battery,powerd by solar energy.smart water timer based on soil date.Can connect with soil sensor directly.and linkage with soil sensor. Specification:B:European Standard Interface Color: As Shown Material: plastic Package Contents: 1 x Tuya Smart Wifi Watering Timer 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.