Specifications Hign-concerned Chemical:None Material:Plastic Timer Type:Ac Pro Brand Name: Origin:Mainland China Type:Garden Water Timers Features: APP REMOTE CONTROL: The WiFi sprinkler timer turns your faucet smart and can be controlled from your phone anytime, anywhere. APP is simple and intuitive, simplifies your irrigation work and makes your trip worry-free. TIMER: The distance of the timer and gateway can reach more than 150 meters. Timer Specification: Timer Power Supply: 1.5V AAA Alkaline batteries Working Pressure: 1-8 kgs/cm2 (0.98 bar - 8 bar) Working Flow: 500-1700 L/H Operating Temperature: 0-60 Degrees Output Control Mode: Pulse output Waterproof Grade: IP67 Scope of Use: Can reach 150 meters away from the gateway Communication Mode: 2.4g/802.15.4 Gateway Specification: Gateway Power Supply: 5V 1A power adapter Waterproof Grade: IP67 Scope of Use: WiFi router coverage Number of Connections: Less than 128 Communication Mode: 2.4ghz/802.11b/h/n : 802.15.4