20 installed lazy household watering device adjustable dripper watering device plant energy-saving potted automatic water infiltration devic

1: can control the flow rate, the plant watering device with control valve can control the dripping speed 0-60s / 1 drop of water, slow-release dripping lasts 1-15 days 2: simple and convenient, without any tedious installation, just drill some holes in the bottom of the bottle or cut the end of the bottle 3: accurate amount of water, providing different amounts of water for different plants and flowers,