Klarus HL1 Rechargeable Dual-LED Headlamp is a lightweight headlamp that can put out 1200 lumens on high and run for 100 hours on its lowest setting. Detachable headlamp for EDC or reading use. Dual-LED for multiple lighting scenarios. Includes high capacity 18650. Headlamp is rechargeable through built-in micro-USB charge port - cable included. Package also contains helmet clips for easy installation over helmets and hard hats.