Auto andamp; Manual Watering: Auto mode, watering duration is 1 second to 99 minutes, watering frequency is 1 hour to 23 hours or 1 day to 15 days. Manual mode, you can water from 1 second to 99 minutes without interrupting the preset watering schedule Advanced PCB Technology: High-precision IC chip and low-voltage solenoid valve, quickly handle complex watering schedule, and control more stable. It is powered by 2 x 1.5V AA batteries (not included) and works for more than 6 months Easy to Install and Read: Through the large 3.5 x 6.5cm LCD screen, you can easily know the next watering time, current time and battery status. Press the button to set the current time, start time, duration and frequency Multifunctional: Delay mode defers your schedule to the next irrigation cycle to prevent overwatering. Child lock mode helps prevent accidental triggering or wasting water. For use in yards, drip irrigation systems, pet water and sprinkler irrigation, etc. Waterproof and Durable: This garden hose timer is specially designed for weatherproof construction, made of high-quality materials, with UV-resistant coating, rust-proof and acid-resistant metal Specifications: Inlet/Outlet: 3/4" thread Working pressure: 0.05-0.8MPa Temperature: 34 to 122˚F Power: 2 x 1.5V AA batteries (not included) Dimensions: 3.85 x 1.9 x 4.9 inches Package included: 1 x Water Timer