100% new high quality generic (non-OEM) battery pack
Battery Type : Li-ion
Voltage : 3.7 V
Capacity : 850 mAh
Product Type : Replacement Battery (Brand New)
Warranty: Full One Year ( 12 Months )

 

 For Nintendo's Game Boy Advance SP and Nintendo DS handheld devices
Maintains constant power supply during use for direct power or battery charging
Input: AC 100-240V 50/60Hz
Output: DC 5.2V 450mAh
Cable Length: 150 cm
Not compatible with Nintendo DS Lite and non-SP versions of the GBA
This is an aftermarket item; it is NOT manufactured by Nintendo

 

Best Replacement for the original Battery:
For GBA SP

 

Fit Model:

• For GBA SP