... Premium anodized, anti-abrasive finish. Anti-rolling design, use body clip. Three function: Full bright--Low bright--Strobe(15Hz). PS: Can ... change the circuit board to suitable for 2*CR123A battery. Can change to use other LED,such as R5, T6 ... 1*18650 Lithium rechargeable Battery or 2*CR123A batteryLight Distance: 120 MetersSize:32*25*127MMWeight: 91g(exclude battery) TL001 Clip on Led Flashlight