Olight S20-L2 Bundle - Olight S20-L2 550 Lumen LED Flashlight + 2 x Olight 18650 Lithium Ion Batteries + Nitecore i2 Battery Charger + Going Gear LED Keychain Light The Olight S20-L2 puts out 550 lumens in a package barely larger than the battery that powers it. The S20-L2's magnetic tailcap and pocket clip offer a variety of hands free lighting options. The S20-L2 offers three brightness levels as well as a hidden moonlight and lockout mode. Nitecore i2 Intellicharger charges batteries in a safe and efficient manner. Olight 3.7v 18650 batteries offer an estimated lifetime of 500 charging cycles.