This is an electronic part manufactured by Dailywell that is designed to be used in an electronic circuit with a toggle switch. It has a Throughhole (TH) mount type, is RoHS compliant, and is designated the part number 1AD1T1B4M2QES. The part is a single-pole, double-throw (SPDT) toggle switch, meaning it has three terminals and can be connected in either of two configurations, making it possible to control two independent circuits with a single switch.