Replacement battery packs compatible with the Gloworm X1 and X2. The battery packs will also fit other 8.4v lights with the same style connector including Bikeray, Gemini, Magicshine etc.
Waterproof rubberised hard case with Fuel Guage to indicate remaining battery voltage.
2 Cell Battery Pack - 2 x Panasonic 18650 Li-ion cells - 2900mAh - Weight 125g
4 Cell Battery Pack - 4 x Panasonic 18650 Li-ion Cells - 5800mAh - Weight 225g