Auto Cut off 3.7 volt Lithium-ion Battery Charger Circuit - Hackster.io
5V 1A TC4056A 18650 Lithium ion Battery Charger Module Type C Micro USB Mini USB Adapter Over Charge Discharge Protection Module|Integrated Circuits| - AliExpress
03962A (HW107) Lithium Battery Charging Module | 3D CAD Model Library | GrabCAD
Amazon.com: MELIFE 20pcs TP4056 Mini USB Charging Module TC4056A 5V 1A for 18650 Lithium Battery Charging Board with Dual Protection Functions : Electronics
TP4056 micro USB Single Cell Charger with Protection - 5 Pack — PMD Way