Tiny & Powerful: Finger-sized with 1,150-lumen output. The new upgraded TIR lens throws a perfectly balanced beam up to 135 meters. Easy Carrying: The included double-sided clip, lanyard, and magnetic tail cap offer extensive carry option. Battery Display: keep track of your remaining battery with three-color indicator light. Perfect Grip: 3D small squared and big rounded texture milling pattern for a firm grip. Output: 1150 lumensRuntime: 60 daysBeam Distance: 145 meters Battery ORB3-186C323200mAh 3.6V 18650 Size 100*23mm