ARB-L14-1600U Built-in USB Rechargeable AA Battery
ARB-L14-1600U is a high-capacity 14500 Li-ion rechargeable battery with a built-in micro-USB charging port. It also includes a protection circuit in the anode to help prevent short circuits, over charge/discharge and overheating.
This battery can quickly be charged without the need for a separate charger. This not only saves you money as you don’t need to purchase a seperate charger, but it also saves you from having to carry around another device.
This will work in all of the models that utilize the standard AA battery.
This battery is a great rechargeable alternative to alkaline AA battery.