18 pack fairy lights battery operated 6.6ft 20 led mini string lights silver wire starry lights for diy wedding party festival halloween christmas (warm white) ninite lights <b>long lighting:<b/><br> the string light can last at least 48 hours when in continuous lighting, batteries need to be replaced when the lights get dim.<br> each battery mini light is with on/off switch, easy to operate. <br><br> <b>specification:<b/><br> total length per string: 2m 6.6ft<br> led qty per light: 20 pieces<br> power: 2x cr2032 lithium cells (included)<br> color: warm white (2600k-2800k)<br> battery life: 48 hours<br> space between leds : 10cm / 3.94inches<br> voltage:6v<br> mode:turn on/off<br><br> <b>note:<b/><br> remove the insulation sheet before use.<br> the battery box is not waterproof.<br> to change battery, just use a screwdriver to open the battery case and make sure you put the batteries with the correct position.<br><br> <b>package:<b/><br> 18 pack fairy string lights (battery included)<br><br> if there are some problems when using our products, please feel free to contact us and our customer service will reply you within 24 hours.