SONOFF ITEAD Wirelessly Metal Remote Control 4 Button 433MHz Controllable RF

Features:
Latest design and technology, equal to a simply smarter and remote.
Button slide cover to protect buttons stop accidental unplanned operation.
If your own remote allows multiple remote control encoding, you can still keep and use your own factory remotes as well as the the additional one.
Code into your garage door in no more than 30 seconds.
Lightweight and portable, convenient to carry.
4 different garage doors are operated by 4 buttons, electronic rolling gates or retractable doors with RF 433MHz.
Compatible with other Sonoff-RF 433Mhz controlled devices, such as Sonoff-RF, Sonoff-4CH Pro, Sonoff-T1 UK 1CH/2CH/3CH, Sonoff-RF Bridge 433, etc.