Product Description Product Features: Battery powered (2 AAA batteries, 1.5V, alkaline). Batteries not included. Rugged and durable, shockproof design. Manual irrigation possible. Easy to use, with waterproof cap. Connects to 19mm faucets. Runs repeatedly after program setup until a new setting is complete. Frequency: 1 minute, 3 minutes, 5 minutes, 10 minutes, 15 minutes, 20 minutes, 30 minutes, 60 minutes, 90 minutes, 120 minutes. Running Time: 5 seconds, 10 seconds, 20 seconds, 30 seconds, 40 seconds, 1 minute, 2 minutes, 5 minutes, 10 minutes, 15 minutes. 1. Easy Installation: No tools required; simply insert the timer into the faucet and connect the hose connector to the snap-on connector. 2. Simple Operation: No complicated numbers, symbols, operations, or settings required. Simply rotate the WIE LANG and HIE FREIG knobs to set the desired duration and frequency. It will run automatically according to your settings. 3. Settable running time: minimum 1 minute, maximum 120 minutes; minimum interval 1 hour, maximum 72 hours. 4. Reliable quality: Can withstand water pressure up to 46.89 psi without risk of breakage. 5. Wide range of applications: This irrigation timer is very practical and can be used in home gardens, roof gardens, lawns, balconies, patios, greenhouse plants, agriculture, and other fields.