1, Non-contact induction design, clean and easy to open the door. 2, CE approved. 3, OEM The Overall Characteristics • Adopt infrared modulation-demodulation, interference signal will not be caused • With the non-contact induction design, door can be open in an easy and clean way• Transmit distance is adjustable from 1 to 15 cm, can be set according to actual occasion. • Low-power consumption ...