Klarus RS11 Dual Switch Rechargeable XM-L U2 Cree LED Flashlight, Grey Lumen Output: 620 Lumens/150 Lumens/10 Lumens Runtime:2.2hrs/7.3hrs/215hrs Beam Distance:160m Battery Type:1*18650 Rechargeable (with PCB Protection)/2*CR123A (NON-Rechargeable) Dual Switch User Interface;156g;USB Interface Chargeable Design