Ecigarette To $2 Nano Powerbank
thingiverse
Nano emergency power bank, made out of lipo cell from single use vape. It can charge around 10% back to your device from full charge, it ain't much, but it's honest emergency work. It can also be used as lightning to USB (of some kind) charging adapter. You will need : Lipo charging module: https://www.aliexpress.com/wholesale?catId=0&initiative_id=SB_20220911064444&SearchText=2A+5V+Charge+Discharge+battery&spm=a2g0o.productlist.1000002.0 USB C male (4 pin version): https://www.aliexpress.com/wholesale?catId=0&initiative_id=SB_20220911064706&SearchText=usb+c+pcb+four+pins&spm=a2g0o.productlist.1000002.0 USB C female (I chose the 2 pin version with soldered wires): https://www.aliexpress.com/wholesale?catId=0&initiative_id=SB_20220911064815&SearchText=usb+c+female+2p+soldering&spm=a2g0o.productlist.1000002.0 500/400mah 13300 3.7V Li-Po battery from Whoop style vape, as shown on pictures. - With 500mha lipo, it can charge around 10% into my Galaxy S10 (which has 3000mah bat), although it's enough for emergency call... also it was fun little project to make. - Print out of PETG - recommended, or PLA - Put piece of double sided tape around the charging port and stick it to the wall - Put heat shrink over the "discharging" connector soldering pads
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