Features of NDS Lite Rechargeable battery:

NDS Lite Reachargeable Battery
Capacity: 850mAh:
Battery: Rechargeable Lithium battery
Usage instruction:
Use the screw driver to open the battery cover, put the battery, then Fasten the screw.
Use the AC adaptor to charge the battery when the battery in the console.

Notice:
Prevent humidity.
Prevent water.
Do not short circuit