PK Green LED Floating Tea Light Candles | Set of 12 Color Changing Battery Operated Tealights | Flameless Waterproof Votive Candles for Bath, Hot Tub, Spa, Pool, Pond, Wedding, Party Table Centerpiece Floating tea lights LED battery operated candles from PK Green Gradual color changing candle lights. Perfect for baths lights, pool lights, hot tubs candles, ponds Long battery life - last 70 hours continuously, or 2 weeks if used 4-6 hours per day Perfect for your home, wedding, party or event. Ideal for table centrepieces and outdoor use Automatically switch on when placed on water. Batteries already installed and easy to replace