Product details of Mini COB LED USB Rechargeable Flashlight Portable Charging Waterproof Torch Lamp Lantern For Camping Night Lighting✅ Super mini size, bright, blinding effect.✅ Skid-proof design & waterproof design.✅ Output bright can come to 2000 lumens (MAX).✅ Adjustable focus range for different usage, stretching to adjust its focus.✅ Clip for convenience carry.✅ Working voltage is wide and can utilize the batteries in the largest extent.✅ Suitable for hunting, cycling, climbing, camping and outdoor activity etc.