Specification: The 18650 battery holder, also named 3.7V battery holder, this pack includes 1/2/3/4 slots 18650 holder box with wire.
Battery Type: 1/2/3/4 x 3.7V 18650 battery, can get the voltage 3.7V, 7.4V, 11.1V, 14.8V dc power supply.
Convenient to Install: The battery holder is fixed by a stainless steel spring. It is very convenient to install and replace the battery, and it is not easy to damage other parts.
Compatibility: The 18650 battery case comaptible with boards micro-controllers, led projects, toys, also replaces broken battery holders for many electronic devices.
Multifunction: 18650 battery holder bundle with wire is suitable for DIY and maintenance of all kinds of dc equipment, with screw hole at the bottom and wire preinstalled, it is easy to use.