No need to tap, no water leakageThe design uses a 3.7V rechargeable lithium battery, which is safe and low in labor consumption. It can be used for at least two months on a single charge.Low voltage detection, display flashes to indicate chargingWater shortage protection, the pump will not be damagedThe installation is simple and in . You only need a pair of scissors to cut out the proper length of water pipe. You do n't have to worry about the flowers and plants at homeBattery: 3.5v rechargeable lithium batteryApplicable scenarios: balcony, desktop, living roomColour:WhiteMaterial:plastictype:8 HeadPackage Contents:1 x Automatic Watering PumpOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.