It is very easy to use the cell in any circuit just solder the wires on the terminals or use 18650 battery holders to easily replace the used cells. Care must be taken while handling Li-ion batteries as they are volatile and inflammable and should not be handled roughly and punctured. Also, don’t overcharge and discharge beyond a certain point as gases accumulated inside might result in explosion and fire. So always use the Protection board while using Li-Ion cells. Check out other cells here 9V Hi-Watt Battery, 9V Hi-Top Battery, 3.7V Rechargeable Li-Po Battery. Cordless Phones Small DRONES Tablet PC GPS iPod, DVD, MP4 Player, etc. Mobiles backup power supply/Power bank
