315MHz 4 Buttons Touch Switch Copying Transmitter

Features:
*Wireless remote control duplicator, duplicate your existing remote controllers for cars, car sunroofs, garage doors, gate doors, heating systems, home automation e.g. lighting and etc.
*The four buttons could respectively copy four different types of chips, that is a remote control can operate four different types of facilities.
*315MHz,transmit distance is 50-100m(Open space) ,bringing you new experience of remote control and much convenience in your daily life.
*High accuracy of copying and high effective of copying,easy to install and use.
*Ultra-small error of copying data code and copy oscillation resistance. Privacy is strong.