3.7V 18650 1 Tank Battery Storage Box PC2 PCB Mounting Type Rechargeable Battery Casing 1 Cell 1S Non-Parallel Connections Holder

3.7V 18650 1 Tank Battery Storage Box PC2 PCB Mounting Type Rechargeable Battery Casing 1 Cell 1S Non-Parallel Connections Holder

This battery holder is made to hold two 18650-type batteries. The holder has individual pins, on the bottom side, which are connected to each battery terminal. This allows you to wire (configure) this holder for series-connected cells or parallel-connected cells. On the inner part of the holder are imprinted markings and text to indicate how to install batteries for series or parallel configurations.