The Touch transmitter TRAKEYFREE2 transmitter is a special radio transmitter operating at 433,92 MHz in AM/ASK modulation. It’s mainly composed by a capacitive touch sensitive circuit and by a radio transmitter. It can be used to operate gates, doors or garage doors or any device with the corresponding compatible 433 MHz receiver. The security protocol is a KeeLoq® Hopping code. A special sensor lights the led frame when the hand approaches the device at about 10 cm and triggers the radio transmission when it touches the front surface. The enclosure allows outdoor installations ( IP55). Each product is already factory programmed with a different security code.The transmitter is battery supplied with a ER14505 lithium battery for 2 year life.