Product description: Main material: LED + PP + Li-Mn button cell Size: 4.0 * 3.6cm Battery: 1 * CR2032 (included) Scope of delivery: 12x flameless candles (batteries included) Description: Timer function: once you turn the candles on, they light up for 6 hours, then they will turn off automatically for 18 hours in a 24 hour cycle, so you don't need to turn the candles on and off every day. The Flameless LED Light Bulb: Simulation candle shape and the dripping wax makes it more realistic and it is perfect for restaurants, hotels, catering halls, museums, churches, home decoration, outdoor settings, special events, parties, concerts and festivals like Halloween and Christmas and so on. Environment-friendly and safety candles: These flameless candles are made from PP safe material. No fire or hot wax, no worries about fire safety or burning risks. Battery operated: 3V lithium CR2032 battery is included in each LED candle, this candle is designed to last for 60 hours, these candles run up to 10 cycles on and off with 1 CR2032 battery, ie, you could use the new candles for about 10 days. Notice & Tips: the Flameless Candles are white color, but the lights are warm flicker yellow; Dimensions of the candles - diameter: 3.6cm, height: 4cm.