triple AAA replacement

Assembly for rechargeable and current-capable replacement of 3xAAA batteries in many devices. (Better than rechargeable NiMh AAA cells, because uses LiPo cell pack, that allows charging at any moment, without degrading cell) Features: 1) small LiPo battery compartment - 34x21x5 max dimensions. Recommended accu - L502030 from Cellevia batteries or similar 2) Also features TP4056 charger PCBA for 1s LiPo with microUSB connector. (Search Aliexpress for any) - excellent example how it looks like - https://grabcad.com/library/tp4056-charger-module-1 3) holes for brass threaded inserts (pic attached) - for electric contact establishment between module and device.