Bi-stabilized/Latch DPDT 8 Amp Power Relay Module Model Number:MD-D151 / 12V Datasheet: http://WWW audiowind COM / PDF / D-151 PDF files, paperless specifications should download this document. This item has passed assembly, electrical test. rt424f12 high quality bi-stable relay The BC517 Darlington Trunsistor drive relay improves movement reliability. Bulk terminal blocks, easy to connect wiring FR-4 Fiberglass PCB Typical Applications: Battery powered devices and applications with "memory function". Operating Voltage: DC 12V Input Control Signal Voltage: Low Level: 0 5V 0 High Level: 2.5 24V Relay Contact Rating: Contact Configuration: DPDT (2 form C) Rated Voltage: 250VAC Rated Current: 8A, UL 10a has maximum cut-off capacity : 2000VA & # X3000