ac power:1) PC face and inner plate, 2) Nylon backcase; 3)other key words: outlet socket, wall outlet ac power:Face/ middle panel/operator: PCBack case: NylonSwitch contact: Silver alloy Socket metal: 0.6mm phosphor bronzeMax Current: 10AMax Voltage: 250VLife: Above 10,000 times for socket, above 100,000 times for switchOther key words: outlet socket, wall outlet