Coil Voltage: DC 5V, Rated load: 10A 250VAC / 10A 125VAC, 10A 30VDC / 10A 28VDC, Contact resistance: <=100m (ohm), Electrical life: 100,000, Mechanical life: 10,000,000, Coil power: 0.36W, 0.45W 

The relay will handle over 240 volts of load side, at up to 10 A . The coil needs 5 volts to switch the relay state at up to 7 amps.