HelderTech

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MegaBat1400 High Capacity (1400mAh) USB C Rechargeable Battery Pak for Game Boy Advanced

¥3,868

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MegaBat800 High Capacity Battery (800mAh) for Nintendo DS lite

¥1,856

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MegaBat800 High Capacity Battery for Game Boy Advance SP

¥1,856

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GC2SD Micro SD Adapter For GameCube PicoBoot

¥1,856
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Controller Analog Stick Drift Fix

¥1,082

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Replacement Power Switch for Game Boy Advance SP

¥308

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Replacement Power Switch for Game Boy Color

¥308

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Replacement Power Switch for Game Boy Pocket

¥308 ¥277

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