2,What's the quality policy ?
1 year.
3,Can fixed code transmitter work with rolling code receiver ?
Fixed code transmitter works with fixed code receiver, rolling code transmitter works with rolling code receiver. Rolling code is safer than fixed code.
4,How to learn a transmitter ?
After receiver enters the learning status, press the same button twice on transmitter, the indicate LED will tell the learning process is finished.
5,How many transmitters max can be learned into the rolling code receiver ?
Different model ,different quantity. R5101 can learn 30pcs transmitters max, R5103 can learn 300pcs transmitters max, R5114 can learn 500pcs transmitters max
6,What's three buttons control and single button control ?
Different three buttons are for different function of open,stop,close. Open,stop,close all operated by single button.
7,Does every transmitter model has the car version clip ?
Every T6 series transmitter does.
8,What's self-learning function ?
Making the receiver enter learning status by operating the buttons on transmitter instead of the learning button on receiver itself. It's easy to learn new transmitter when receiver learning button cannot be reached.
9,what's photocell for ?
When door is running, if there is a man or other subject moving into the danger area, motor stops working to avoid hurt.