Ferei Li-ion 6-Cell Battery Pack (For HL50)~
Professional lithium battery power pack, which can be used with the Ferei HL50 head torches. Ideal for overnight or multi-night runs. We recommend also purchasing the 80cm extension cord so the battery can be placed in your backpack.
- Contains 6 x 18650 3.7V rechargeable Li-ion batteries in a sealed unit
- Pack is a whopping 7,800mAh
- Charges from the Ferei power adaptor that comes with every Ferei headlamp
- Weight - 337g
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