Seeed 103020132 Grove - 2-Channel SPDT Relay

Seeed Grove 4-Channel SPDT Relay - Seeed Studio 103020132, Seeed 103020132 Grove - 2-Channel SPDT Relay has two single pole - double throw (SPDT) switches. It only requires low-voltage and low current signals to control those switches. Specifically, you can use 5V DC to control max.250V AC or 110V DC. Seeed 103020132 Grove - 2-Channel SPDT Relay

Price: 10.68 from Rapid Online Rapid Electronics Ltd.