Special Feature Universal teo4 Compatible Devices Connectivity Technology Wi-Fi, Radio Frequency Number of Buttons 1 Controller Type Remote Control, Push Button Maximum Range 10 Meters Number of Batteries 1 Lithium metal requires batteries. Item Weight 40 Grams< /p> Battery description (27A 12V) See more About this item Universal fixed code remote control. ABSOLUTELY check the list of compatible brands and references, because even if the 433 MHz frequency is identical, the chip is only compatible with the models indicated below (fixed code only). Do not hesitate to contact us for any questions Does not allow the copying of remote controls operating on a rolling code basis, these codes being generated automatically with each new use. Manuals and videos available by the link printed on your invoice This remote control will copy the code of your original device: for this, you just need to configure each button NOTE: The best duplicating position varies depending on the original remote you are using. You can try different positions until the code is successfully copied. Consider copying in an environment free from disturbing waves (ex: Wi-Fi, radio, etc.). If you have any questions, you can contact us directly The self-learning remote control can be used on different products like: car alarm, house alarm, emergency button, garage door, gates, etc Copying is done by RF(radio frequency)