Amazon.com: SDTC Tech 8-Pack 3.7V 18650 Battery Holder with Soldering Pins 1/2/3/4 Slot Black Plastic Battery Case Kit for DIY Parallel or Series Circuit PCB Projects(2 Per Size) : Electronics
Using Li-Ion Battery Pack for Long Range FPV Flying - Oscar Liang
Component: 1 pc Soldering Tab for Li-Ion / LiMnNi / LFP 18650 battery