The ORRS has a protection rating of IP65, weighs 350g, has 4 function relays or 3 function relays + 1 “On” relay, has 2 M4 holes on exterior for mounting. Max consumption of 180mA for DC/ 5 VA for AC, min consumption of 23mA for 12VDC/ 350 Mw FOR 24 VDC with 4 relays, 230Vac