Rechargeable Lithium-ion Battery Pack for HL50
* * * OUT OF STOCK * * *
The BP4872B lithium-ion 7.4v battery pack is used to double the runtime of the Night Eyes HL50 headlamps (not compatible with the 3.7v HL50-Q dual color headlamp). Included with the battery pack is a 31 inch extension cable so it can be conveniently attached to a belt or placed in a pocket. The battery pack is charged using the 7.4v charge adapter that comes with the HL50 Headlamp Kit.