1.USB Rechargeable BatteryRechargeable battery light, brighter. The ball lights can be easily charged at the same time via a USB cable. 800mAh large capacity rechargeable built-in battery, can work for 20 hours after being fully charged for 1 hour. The rechargeable floating battery light is made of high quality LED chip, which saves more power than other lights. You don't need to buy extra batteries again, save money 2.Wireless Floating Pool LightThe LED floating light is equipped with a 6H timer by default, so you don't have to worry about the floating pool light being on all night to prevent wasting power. Can also be used as a night light, mood light or outdoor decorative light. 3.Upgrade IP67 WaterproofFloat light adopts one-piece design, passed IP67 certification, completely waterproof, no need to replace the battery. The lamp has a thick sealing ring at the bottom which will work well for your inground pool/party/wedding/tub/backyard/garden/passage decoration. 4.2 control methods and RGB 16 colorsLED ball light can be easily controlled by RF remote control, up to 22 meters. You can also turn on/off the ball light by button control. In addition, the floating pool light has 16 colors, 4 brightness adjustment and 4 color changing modes, providing more options to create the beautiful atmosphere you want. 5.Easy to Use and MultipurposeJust charge the lamp for 1 hour, the lamp will work for up to 22 hours. The perfect pool light for aboveground pool/inground pool/party/wedding/tub/garden/passage decoration, it can also be hung on trees, fences and tents.