1.Each candle has one on/off switch, you can use several candles one time or all of them as you like. 2.Install 12 candles on the charging base, and each candle can be . 3.Longer lifespan, operation and more convenient use. Candles flicker like a real candle, without risk of real flames. 4.It doesn't have an open flame and it doesn't heat up during usage, can be use in outdoors or indoors. It's absolutely safe when your kids or pets get close or even touch them. 5.The light is soft and bright. It's perfect for your home, bar, hotel, , wedding, birthday's decorations, Bedroom etc. Best gifts for your families or friends. Led light Color:RGB Battery:polymer lithium battery 3.7v180mah Charging Time:4h Working Time:10h Charging Base parameters:Input 5V 3A,Max 15W Rated Voltage:5V+-10% Due to different batches, there may be differences in product appearance and printed text, which will not affect use Voltage: AC100-240V Plug Type:UK plug,it applies to Malaysia, the United Kingdom and so on. Colour:As Shown Material:PP+ABS Package Contents: 12 x Candle Lights Lamp 1 x Charging Base 1 x AC Adapter 1 x Remote controller Only the above package content, other products are not included. Note: Light reflection 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.