G305 Ultralight (rechargeable version)

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Ebay link to the USB rechargable AAA battery

1) Disassemble your G305 like shown here: Youtube video

2) Connect your rechargeable battery with the stock battery cable using insulation tape.

3) Fasten the battery using two zip ties.



  • 60g total weight
  • one charge lasts ~2 weeks
  • Flat G100s-like sides

Other versions

Button cell (55g)    AAA (73g)


  • 15.7.19: added fused v15, LMB v11, RMB v10
  • 24.7.'19: LMB v13, RMB v12
  • 26.7.'19: LMB v14, RMB v13
  • 27.7.'19: LMB v15, RMB v14

By purchasing this product you agree to the following terms: All purchased files/models are exclusively reserved for private and personal use. You are not allowed to share/distribute the files in any way or use the files/models, or any derivates for commercial purposes. "Commercial Purposes" means selling the model or any derivative of the model for economic or financial gain. This means you cannot sell the digital model, a derivative or adaptation of that model, nor can you sell prints of the model or make trade of it, unless the designer has given you formally his approval. Summary - No Sharing. No Selling. No remixing to share/sell. No selling of the prints.

Design Files

File Size

RMB v15.stl
364 KB
LMB v16.stl
364 KB
G305 UL Fused recharge v22.stl
2.25 MB
G305 UL bottom rechargable v5.stl
1.97 MB
G305 Ultralight recharge instructions v6.pdf
5.3 MB


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