This is single cell CR2032 battery holder. It is Mounts Directly on PCB in small area. This space saving design allows components to be placed under the holder. This is ideal when board space is more important then board height.
This product covers application ranging from simple domestic remote control to autonomous control. Remote Control Electric Doors, Windows, Switches, Door Control Led Lamps, Motors. These remote controls are designed to control a wide variety of electronic devices with a wireless signal.