Xoss XL-400 400 Lumen Bike Head Light w/ Mount

*Maximum brightness 400 lumens
*Aluminum shell
*Cross / hanging installation can be
*Weight about 119g
*5 flash modes
*Side warning lights
* General waterproof function
*USB charging function
*2200mAh battery capacity
*High brightness mode lasts about 2.5 hours
*Low light mode lasts about 5 hours