3800mAh Battery Pack USB Rechargeable for Wii Fit

RECHARGEABLE BATTERY PACK 3800mAh for Nintendo Wii fit Blance Board
This item is specially desgin for Wii Blance Board.
It be charged through USB cable
First time charge must be more than 12 hours,Usually charge is more than 5 hours.
USB cable supplied so you can charge the batteries directly from your Wii console
Great replacement for your original battery.
Plug into any usb port to recharge the battery
Fits directly into the existing battery compartment for the Wii Balance board.
For use with: Nintendo Wii
Compatible with: Wii Fit Balance Board
Dimension: 7.7 x 6.6 x 1.5 cm
Input Voltage: 5V, output Voltage: 4.8 V (Not made by wii)
Extra Long Battery Life for playing Game!!
Package:
1 x 3800mAh rechargable battery and 1 x USB charge cable