-With Bell Push Button
-Surface Mount With Slim Housing
-Easy Installation & Simple Program
-10 Uesr Codes & 1 Master Code
-2 LED Display & Audiable Indiaction
-Programmable Output (Max. 2A)
-Push Button Input for Door Release
-Power Source: DC12V
-Dimensions: 115(W)x120(H)x22(D)mm