DynaLocks NTB Series No-Touch Buttons feature a touchless infrared sensing switch mounted on a stainless-steel faceplate, activated by waving one's hand and are designed for control of electromagnetic and electro mechanical locks, or auto door operators. The default sensor range of approximately 4" may be adjusted for greater or lesser sensitivity/range. Activation/relock time may be adjusted for up to 9 seconds of duration and a ring LED provides visual indication in both blue and green.

 All NTB Series models operate on 12 or 24VDC continuous input power and includes 7" color-code wire lead terminations.