The DC-12A Charge Adapter can conveniently charge your 18650 Lithium-ion batteries from your vehicle's accessory outlet. The adapter plugs directly into the headlamp's battery holder for charging. This adapter works with our HL08, HL09, HL50-Q and HL55 Headlamps.
**This charge adapter is NOT compatible with our 7.4v HL50/HL60-F Headlamp or any HL08 Headlamp purchased before 2014**