Check the listing for details. Olidesmart WIFI Smart Wireless Receiver&Controller for Automatic Door System. Condition: New. Listed at 29.90 USD. Olidesmart WIFI Smart Wireless Receiver&Controller for Automatic Door System Workable with Olide Access Control Device Model 202G,602H,505MHW,510,511,508,512N,512,272,270 With WIFI Smart function,can open auto door by phone APP,work with Alexa,google home etcAdopt 2.4G wireless communication technology,good frequency consistence,high wireless transmitting and receiving stabilityLarge capacity output,can be equipped with automatic door,electric lock and access controllerAfter receiving the signal,output door opening signal for 1.5s,and equipped with buzzing,receiving indicator and LED indicatorThe receiver with wide voltage input design,DC12-30V power input Technical specification: Model: Olide-510FW Power Supply: AC/DC 12-30V Static Current: 65mA(DC12V) Dynamic Current: 140mA DC12V Connection Capacity: 3A DC30V WIFI Function: Only 2.4G routers can be connected External Dimension: 123mm(L)X50mm(W)X32mm(H)