Fenix - Battery 14500 1600mAh USB Rechargeable 1.5V (AA)

ARB-L14-1600U  Built-in  USB  Rechargeable  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  over  heating.

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.

Features: 

• Micro-USB charging port
• 1600mAh  high  capacity
• Protection circuitry to prevent short circuits
• Pressure vents to prevent explosions
• 500 charge cycles guaranteed before 75%
  decrease by memory effect
   

Specifications: 

• Voltage: 1.5V
• Charging Current: Only charge using a USB
  cable to the micro USB port on the battery.
  Do not charge by other device
• Charging Current USB Port: 300mA
• Weight: 19g
• Size:
  Length: 50mm
  Diameter: 14.5mm