Acebeam BK10 Rechargeable LED Bike Light High Output Bike Lighting Bike at night with peace of mind when you use the Acebeam BK10! With a maximum output of 2000 lumens in a 948.16ft(289m) beam, perfect for spotting cracks and potholes your tires could get caught in. The Dual Distance Beam System creates a rectangular beam with a central spotlight, giving you the perfect balance of long range and peripheral vision. To maintain stable performance at this light's high outputs, its temperature regulation system will step down the Turbo output, preventing overheating. Features for Ease of Use With its anti-glare design, this light won't accidentally blind oncoming pedestrians and cars, ensuring your safety. The included helmet and handlebar mount give you multiple mounting options so you have comfortable, easily accessible lighting. Its handlebar mount includes a quick release for fast dismounting while the helmet mount's base is adjustable to create exact lighting angles. Intuitive Power The MicroUSB port ensures you can always charge the BK10 from powerbanks, outlets, and more! This port's IP65 waterproofing lets you bike in the rain with peace of mind. With two power indicators, you will always know when it's time to recharge so you can quickly get back on the road. This light can also be used as a powerbank itself to recharge your phones and other personal devices.