Universal Remote Control For Gate 1.frequency:315-433mhz 2.chip:optional 3.voltage:12v ... metal universal remote control duplicator,rf remote control duplicator,433mhz gate remote control CY042:Certification:CE,ROHS approvedintroduction:More than 100 ... light,wireless romote control for warehouse door,carbarn door and gate door,smart key,civil security as house security,commercial security ...