EdisonBright Nitecore T360 45 Lumen USB rechargeable LED headlamp, USB Charger and USB cable bundle High-performance LED emits up to 45 Lumens Built-in rechargeable Li-ion battery provides maximum 21 hour runtime Intelligent battery charging circuit (micro USB charging port) Single multi-stage switch offers access to all functions for one handed operation This bundle includes EdisonBright USB Charger and EdisonBright USB cable