The compact K6R keychain light delivers an impressive brightness of up to 400 lumens at the touch of a button - much brighter and more intuitive than many smartphone flashlight functions. The flashlight is quickly and conveniently charged using a wireless integrated, fold-out USB-A interface. In addition, this sophisticated design is made of brushed aluminum, offers a red-light function and numerous other features, making it the perfect, powerful accessory for your keychain or backpack.