Digital Counter Sensor for Commercial Door Open Sensor

We set out to build the world’s best Long Range Wireless Temperature Humidity Sensor.  Introducing NCD’s first long-range wireless temperature humidity sensor, boasting up to a 28 Mile range using a wireless mesh networking architecture.  High-Accuracy Honeywell HIH9130 wireless temperature humidity sensor.

Electronic digital display counter proximity Industrial magnetic

COUNT UP to 99999:Count up, up to 99999. With infrared sensor for automatic counting, it is very suitable for production, piece counting, packaging

Digital LED Counter Piece Counting Count Up to 99999 with Alarm Reminder Infrared Sensor Sensing Distance 27in DC 12CV-24V for Factory Conveyor

The Best Smart Security Devices to Make Your New Home Feel Safe

Arduino Long Range Transmitter Deals Clearance

YoLink Smart Outdoor Motion Detector, Trespassing Alarm Driveway

Notion Bridge - Smart Sensor for Home and Business

Quality Automatic Door Closer Closer Automatically for Commercial

Door Chime, Wireless Door Alarm Sensor Door Entry Open Alert with

SD 4-20mA: AI (Analog Input) to the portal (LAN and WiFi)

, Introducing NCD’s Long Range IoT Wireless One Channel Counter with Reset, boasting up to a 2 Mile range using a wireless mesh networking

IoT Long Range Wireless One Channel Counter Transmitter

Arduino Long Range Transmitter Deals Clearance

Arduino Long Range Transmitter Deals Clearance

Power supply:DC12V Hall sensor:Pusle signal,NPN 3 wires normally closed Counting:Plus or minus Counting value be retained when power failure.

DIGITEN DC 12V 4 Digital Red LED Counter Meter Up Down+Hall Proximity Switch Sensor NPN

Manually push force can be adjusted on closing force by handheld programmer Automatically re-open door if it notices an object in the closing path

Olideauto Touchless Sensor Open Automatic Swing Door Opener with 2pcs Passive Infrared/Body/Motion Sensors