Brief Introduction: This options can be used in different kinds of garage door opener, if your remote control can not match your door opener, after installed external receiver, your remote can be used in the opener. If you are interested, welcome to contact us by email, Whats App, Facebook or viber.
1. supply voltage: 12V or 24V
2. 1 channel output
3. Transmitter can be accepted up to 30pcs
4. Relay work output impulse
5.Net weight:67g Gross weight: 80g