4*18650 Li-ion cells,7.2V 5.2Ah MJ-6116 USB battery pack. For the 2 cell version of this pack, see MJ-6112
Compatible with ALL Magicshine bike lights with Round Plug, recommended for MJ-900 902 900B 902B 906 and 906B . Can be used as an USB rechargeable power bank for mobile devices.
Operating temperature 14-104F Discharge temperature 50-104F
Size:42x30x188mm Weight:287g
The USB battery pack is more ergonomic and straps neatly to your frame using nylon straps
The new waterproof battery compartment design and high quality and large area silicone non-slip mat
All Magicshine batteries include a circuit with over-charge, over-discharge and short circuit protection meaning you can be sure that your Magicshine battery is safe to use and charge.
2 reviews for Magicshine® MJ-6116 7.2V 5.2Ah USB Battery Pack –Round Plug