Sometimes it turns out that one is not enough

Are you satisfied with the Green Blue set? Just need an extra transmitter?
Since you are on this page, you know ours GreenBlue wireless doorbell sets . And if you came here by accident, I will briefly introduce you to this family of bells. As you know, doorbells are wireless and with cables flowing from the door. Wireless doorbells are faster and more convenient to install. To the GreenBlue bell you insert the battery, mount it in the chosen place and you already have a working bell. The signal is transmitted by radio over various distances. Our kit is g 150 meters . We can use it inside the house, e.g. to summon the babysitter to a lying patient or outside, as a door gong announcing a visit.
Additional transmitter for the GreenBlue GB113 doorbell
This transmitter is compatible with GB111 and GB112 doorbells. You have such a bell and it turned out that it would be useful one more transmitter eg for the rear door? No problem, you mount it and you have it. The transmitter has range up to 150 meters and you can mount it outside without worrying because it's waterproof. It has an optical LED indicator and is powered by 23A 12V batteries. The transmitter offers the possibility of connecting it with more transmitters. It is extremely elegant, reliable and easy to install wireless doorbell transmitter.Set contains:
Wireless touch button
23A 12V batteries
Mounting accessories