Electric lock opener for entrance door controlled with wall contact (photo above) or with a transmitter (photo below).
The user has a transmitter with 6 push buttons and 20 different channels which can also control other functions in the house. A receiver sits by the lock.
The lock opener is usually connected to an automatic door opener. But the user only wanted to unlock the entrance door by remote control. The user mainly uses the button on the wall.
Abilia, abilia.com (last checked April 2020)
Paid for by
This tip is from 2005