Trine 018-4

Secure your door with the press of a button. The Trine 018-4 wireless two button transmitter provides communication to your Trine 017TDC-4 wireless controller. Only to be used with the 017TDC-4 Controller (sold separately). Utilizes self learning and over 4 billion different coded signals using the rolling code protocol and 433.92 MHz band to function. A red LED confirms operation. White, Blue, and Red available for special order. The 018-4 is NOT backwards compatible with any previous 017TDC/018 model.