I’ve tested a variety of 3DS battery expansions but none as big of hefty as this 3DS XL Mugen battery replacement. I was impressed by the build quality, ease of fitting and performance.
Here’s my short video review and hands on. Although it’s not the cheapest option, the design and super-long duration are both in its favor…
For comparison here’s my time-lapse test of various Nintendo Handhelds (Gameboy, GBA SP, GBA SP (AGS-101 Bright), Gameboy Micro, DS, DS lite, DSi, DSi XL, 3DS, 3DS Mugen and 3DS XL.):
More images and information available on my review for Nintendo Life. The Mugen 3DS XL battery is available here.
Impressive. I hope Mugen needs to make one for the Wii U gamepad.
Where do you buy the battery from