EdisonBright Olight S30R III 1050 Lumen USB rechargeable LED Flashlight with type 18650 3500mAh Li-ion battery, charging base with two CR123A Lithium back-up batteries bundle 1050 lumen Olight S30R III Includes new Micro-USB charging dock and a Olight 3500mAh 18650 rechargeable battery Multi-function side switch with five brightness levels, plus a strobe mode Direct access to turbo mode: when the flashlight is off and not under lockout mode, double click to activate the turbo mode -Removable pocket clip Bundle include 2X EdisonBright CR123A lithium back-up use batteries.(In addition to rechargeable Olight 18650 li-ion battery)