This is one of the semiconductor types.
This part name is SRD-12VDC-SL-C.
This product has SRD Series 12V RELAY functions.
Manufacturers of product is SONGLE.
Some of the text files within the PDF file :
1. Switching capacity available by 10A in spite of small size design for high density P .C. board mounting technique.
2. UL,CUL,TUV recognized.
3. Selection of plastic material for high temperature and better chemical solution performance.
4. Sealed types available.
5. Simple relay magnetic circuit to meet low cost of mass production.
Other data sheets within the file : SRD-03VDC-SL-C,SRD-06VDC-SL-C,SRD-09VDC-SL-C