This is an incredibly simple one cell 18650 Battery Holder.
with this battery holder you will gain the ability to incorporate 18650 cells into applications like robotics or prototyping by simply dropping one into this device and attaching the leads.
Every 18650 Battery Holder is equipped with two 6" cables for power and ground, each protruding from opposite ends of the casing. Both have been terminated with bare wire leads.
18650 Battery is not included.