What kind of battery does the HM70R use?Updated a year ago
The HM70R headlamp includes an ARB-L21-5000 rechargeable 5000mAh 21700 battery.
The HM70R uses a 21700 battery or an 18650 battery can be used with the ALF-18 battery adapter.
We recommend that you use the ARB-L21-5000 battery with this headlamp.
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