Description: The efficiency, increasing the water pressure, and providing sufficient water to 15 plants. This automatic watering system makes it easy for you to water your plants while you are away on vacation or simply forget to water the plants, you can rest easy knowing that your plant will survive and grow. No fixed faucet limit, with a water pump and a timer, water can be taken from a bottle or bucket. The automatic watering device both USB and optional batteries. The self-irrigation system has the function of automatic memory. When you set the program well, it will be stored automatically. It is no need to reprogram the setting every time even the power is off. So convenient to keep your plants watering habits. Widely used in potted plants, hanging basket plants, roof gardens, vacation plants watering, etc. Package includes an instruction manual to guide you in DIY installation. Specification: Rated voltage: 5V Rated current: 720mA Power: 3.6W Appearance Size: 97x85x85mm/3.82x3.34x3.34inch Plastic Material: ABS + PP Use Battery Model: 4-AA 1.5V Noise: 65db (30cm distance) Head: 2.5m Package Includes: 1x Double Pumps Host 1x Water Hose(15m) 15x T-junction 15x Water Drip Sword 2x Filter Tip 1x Adapter (US Plug)(1.2m) 1x Screwdriver 1x Manual Note: 1.Please allow 1~3 cm error due to manual measurement, thanks. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand, thank you.