ITUO Wiz20-Led Cycling Headlight, Cree 1500 Lumen Mountain Bike Front Light with Battery, USB Rechargeable Super Bright Bike Lights: Use 2 Cree U3 neutral white led, Up to 1500 lumens output. User programmable/Multiple settings/Cordless high quality LED bike front headlight. USB rechargeable, replaceable li-ion batteries included. 3 steady/3 Flashing light levels, runing time: 250 lumens (14 hrs)  med 800 lumens (4:30 hrs)  high 1500 lumens (2:10 hrs). Military standard hard anodizing finish, newly updated POM handlebar mount, fits 25.4-35mm handlebars.