This impressive crystal look christmas tree lamp can be powered by 3 x aaa batteries or 4.5v adaptor so can be used as a wire free table decoration, or plugged in and used as a festive table lamp'. '.strtoupper('t')he fir tree style lamp stands at 31cm tall and simply switches on and off at the bottom with a slide switch'. '.strtoupper('r')ather than turning the lamp on and off, you also have the option of sliding the switch to 'timer mode', it will then light for 6 hours, switch off for 18 hours, and come on at the same time every day on the same 24 hour cycle, perfect for just setting up once and letting it operate itself'. '.strtoupper('a')lso available in warm white glitter water spinner tree worried about running costs'? '.strtoupper('w')hen using the 4.5v adaptor, and using for 8 hours per day this tree only costs 30p per month to run based on 0.34p kwh october 22 price cap crystal effect christmas tree decorationfilled with water for shimmering effectmulticolour changing ledstimer function 6 hours on 18 hours off comes on at the same time each dayenchanting sparkle effectsize 31cm h x 12cm diameterdual power battery operated requires 3 x aaa batteries not included, or mains adaptor sold separately