The ELK-924 Sensitive Relay module features DPDT (Form “C”) dry contacts for general purpose switching of devices or high current loads. It operates on 12 or 24 volts DC and can be triggered with a negative or positive input at an incredible low current of only 1 milliamp. Also available in a 4 pack (ELK-9244) which is packaged as 4 relay modules grouped on a pre-scored break-off circuit board. Specifications Operating Voltage: 12 or 24 Volts DC, jumper selectable Current Draw: 60mA (both relays on) Relay Contacts: Form “C” , 7A @ 30VDC, 10 A @ 125VAC Size: 1.5″ X 2.75″ Trigger Voltage: 5 – 24VDC Trigger Current: 1.2mA @12 VDC