Xeccon Sogn700 Actual 3600 LM LED MTB Bike Light, 12.6V SAMSUNG Battery, METAL Handlebar Mount BSS Unbelievable 3600 Lumen output!! Robust metal mounts that secures well for 25-32mm handlebars!! 12.6V/5200mAh Samsung hard shell waterproof battery to provide long run time! Two shell design for awesome thermal management! Remote switch for easy operation!!!