Melnor AquaTimer Wi-Fi Water Timer Wi-Fi water timer. Able to be controlled remotely from any Smart Device tablet, personal computer, android, and IOS phones when app is downloaded and internet access is available. Waters up to 4 zones simultaneously. Works with existing hoses and sprinklers. Features push button control watering at the faucet. Compatible with all standard hose end watering tools. Metal coupling with rubberized grip. Retains programming through battery change. 2 AA batteries required, not included. 7 year warranty. Type Electronic, Number of Zones 4-Zone, Number of Cycles 6-Cycle, Rain Delay Yes, Power Source Plug-In w/Battery Back-Up, Pkg Qty 1, Package Type Box This product can expose you to chemicals including styrene which is known to the State of California to cause cancer. For more information go towww.P65Warnings.ca.gov.