Description: This timer features simple, easy installation and programming. There is no need for tools. Just set the start time, watering duration and frequency. The large, easy to read LCD screen makes programming easy. No more dead plant or soggy lawns because you forgot to water them. Features: The longest period can be set to once every 30 days, the watering time can be accurate to 1 minutes, up to 9 hours 59 minutes. Large LCD Screen with low battery indicator shows irrigation status and standard time /day. Manual override switch to keep programming and allow flexible manual watering. Match faucet: 1/2" or 3/4" outside the thread, satisfied various needs. Power by 2 * 1.5V Alkaline battery, no wiring required. Specifications: Color: Green Power by: 2 * 1.5V Alkaline battery (Not included) Match faucet: 1/2" or 3/4" outside the thread. Working water pressure: 0.1MPA-0.6MPA Working temperature: 0-60°C Flow: 600-800L/H Material: ABS Package Size: 12.5 * 12 * 10cm / 4.9 * 4.7 * 3.9in