PACKAGE INCLUDE. -Tea lights(Size: 3.6cm x H 5cm). Batteries are included and installed. On/Off switch for easy & convenient operation. LONG BATTERY LIFE. Each LED tea lights use a CR2032 button cell which is very efficient and easy to buy online or from local store. Last about 90 hours with a new battery. TOTALLY SAFE: These Electronic tea lights battery operated can be used without having to worry of the flame, absolutely no fire hazards or burning risks, safe for families, chlidren and pets. CREATE AMBIENCE:It is a perfect way to create a ambiance with these electric tealight candles, make your room full of sweet and romantic atmosphere!Beautiful decoration night lighting for wedding, party, votives, dating, valentine, festival celebration, dinner, Thanksgiving, Christmas and Halloween. Also be perfect seasonal decoration light for bars, hotels and outdoor such as pool , beach and camping.