SweetLF Flashlight LED Emergency Waterproof Outdoor Shake Handheld Portable Torch Light No Battery for Home This can not replace conventional lighting, please take it as a Emergency lighting Never recharge or replace batteries,works up to 3 minute when you fully shake flashlight 30-60 seconds,depending on individual circumstances,Please do not take it as a basis Portable and compact design, for indoors or outdoors ,or any type of activities LED as the light emitting device has a long life, high brightness Waterproof,works well in the rain and high quality plastic give you a smooth