DROIEEUSB Rechargeable Bike Front Light Head Flash Torch Night Flashlight Warning Cycling Bicycle Lamp Sport Lighting Waterproof (FL1 standard) rubber button and charge port seal. Highest qualtiy Lithium Polymer battery built in. Composite body with engineered alloy bezel Supplied with MicroUSB to USB cable and easily charged from any USB plug. Water resistant and you can riding free in rainy.