Easy-to-use Rotary Switch Design: You just need to twist the "OFF/ON" end of the flashlight to turn on the flashlight light. Even children can use it easily.Built-in USB interface fast rechargeable Built-in rechargeable lithium battery and USB interface, it saves space and avoids the hassle of losing the charging cable and storing the charging cable. Charge 30 minutes, with normal use, it can work up to 12 hours.IPX8 Waterproof: Premium ABS sleeve is waterproof, sturdy, wear-resistant and provides long service life and stability. The small compact LED flashlight made of ABS is lighter and fits better in the pocket, in the wallet. You don't have to worry about rainy days, snowy days or emergency situations.Multi-function: The mini LED flashlight kit can be used in a variety of situations. With its portable and compact size, the flashlight is ideal for outdoor camping, hiking, hunting, backpacking, backpacking, fishing, reading and nighttime emergencies. A perfect gift for boys and girls, families and friends.