Once your Game Boy Advance SP battery has gone bad, and you start to look for a replacement you will see it’s impossible to find original batteries since they expire if you don’t keep charged with a minimum level of charge.
Compatible batteries may be an alternative. However, some manufacturers may lie with the real capacity or their quality is not good enough.
If you have changed the screen for a IPS screen, or the charging port for a USB-C port. I’m sure you will also want to replace the battery and make your GBA SP perfect. This kit helps you to install any li-ion battery, however the best option is the 603048 which has 900mAh, that is 300mAh more than the original!
Short video of the installation, the whole video down in the documentation section:
- Exact shape for Game Boy Advance SP.
- Protection circuit of over-discharge.
- 1 Board
- 1 Plastic adapter
REQUIRED (NOT INCLUDED)
- Li-ion battery, recommended this one: 603048 of 900mAh
- Phillips screwdriver
- Tri-wing screwdriver (optional)
- Soldering iron
The next table shows the total of hours the original and recommended battery work. It was executed in three different GBA SP, with no sound and the same original game.
|Original battery||603048 battery|
|Min. Brightness||Max. Brightness||Min. Brightness||Max. Brightness|
|Game Boy Advance SP (AGS-001)(1)||–||–||28h||14h 45m|
|Game Boy Advance SP Backlight (AGS-101)(2)||–||7h||20h 30m||10h 45m|
|Game Boy Advance SP (IPS V2)(3)||3h||1h 30m||7h 30m||3h 30m|
(1) Brightness levels: 0 & 1
(2) Brightness levels: 1 & 2
(3) Brightness levels: 1 to 9
In general, li-ion batteries already include a protection circuit of over-discharge, you will need to replace the soldered in the battery for the provided with this kit. Check the Installation guide PDF for more details.
The red solder mask drops in both sides of the board protect the circuit of short circuits when you solder the battery legs. This will be in black color like the circuit, not red.