Micandle 10PCS Christmas Tree LED Taper Candles with Remote Control and Timer,Can Control 110 Inch Distance,Battery Operated Color Change Flickering Flameless Electric Candle Lights How to use: Loose the cap on top, put batteries inside candles(Battery don't included in the package),and tighten the cap. then take out white insulator from remote control and press"on" button to use them. Power: 1 x AA battery per candle ( not included in the package ), Please press "on" button one more time if some candles can't turn on or turn off at a time. Size: 0.7''Dia x 4''Height ,material: plastic,The distance can be to 3 meters with the infrared remote control Switch "6Std": timer function,6 hours on,18 hours off. "Multicolor": candles will change colors automatically Packing:10pcs color changing led taper candles,10 pieces clips and a remote control.