MAKE subscriber Todd Harrison sent us the link to this project he did, retrofitting a car jumper box with a 12v riding lawn mower battery instead of the $75 (plus shipping) drop-in replacement. The modded version cost him about $35.
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MAKE subscriber Todd Harrison sent us the link to this project he did, retrofitting a car jumper box with a 12v riding lawn mower battery instead of the $75 (plus shipping) drop-in replacement. The modded version cost him about $35.
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