Key Features 20 multicoloured lights Length - 95 cm Stopper - Diameter 2 cm (Standard bottle size) Requires 1 x AA battery (not included) This LED party bottle light kit is absolutely gorgeous! Simply find a beautiful glass bottle and place the kit inside, press the switch to bring an instant party vibe to any room!  The 20 dancing, multi-coloured LED bulbs are arranged on a string and an on-off switch is ingeniously fitted inside an aluminium bottle stopper. Get the party started!