![Amazon.com: Power Supply for 3 AA, AAA Battery, (2 Pack) 18500 Protected 3.7V Rechargeable Battery 1600mAh with Charger - [Replace 3 AAA, 3 AA Battery for 21, 51 LED UV Flashlight ] : Health & Household Amazon.com: Power Supply for 3 AA, AAA Battery, (2 Pack) 18500 Protected 3.7V Rechargeable Battery 1600mAh with Charger - [Replace 3 AAA, 3 AA Battery for 21, 51 LED UV Flashlight ] : Health & Household](https://m.media-amazon.com/images/I/710Z5KFLY5L.jpg)
Amazon.com: Power Supply for 3 AA, AAA Battery, (2 Pack) 18500 Protected 3.7V Rechargeable Battery 1600mAh with Charger - [Replace 3 AAA, 3 AA Battery for 21, 51 LED UV Flashlight ] : Health & Household
![Spacer for 18500 Li-Ion cell to replace the 3xAAA battery compartment in those cheap and cheerful flashlights : r/functionalprint Spacer for 18500 Li-Ion cell to replace the 3xAAA battery compartment in those cheap and cheerful flashlights : r/functionalprint](https://preview.redd.it/a8vwa9w8kit41.jpg?auto=webp&s=f240564d4425fddec2a3cb664aa7c337f1489f68)
Spacer for 18500 Li-Ion cell to replace the 3xAAA battery compartment in those cheap and cheerful flashlights : r/functionalprint
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