--Wide range of applications: Suitable for supermarkets, large shopping malls, park entrances and other places where counting is required You can view the current remaining number or the number of entry and exit respectively When people pass by and the infrared beam is interrupted, the value on the display screen will increase or decrease by 1. Infrared technology has high accuracy and is convenient for counting passenger flow CP Company 50 Fili Dark Red Pullover Smock - Medium – Mat's Island Description Legacy SKU: IT2000651 The principle of this bidirectional people counter set is based on the interruption of a horizontal infrared beam. The transmitter sends an infrared beam to the receiver. When this infrared beam is interrupted, e.g. by a person, the receiver detects this and will increase the count value on the display. The count values of both directions are displayed... XDTKJDZ People Counter, Digital Visitor Counter, Bidirectional --BIDIRECTIONAL IDENTIFICATION: The counter box is equipped with two sensors, which can automatically identify the direction of entry and exit. --Due to the principle characteristics, the quantity is for reference and analysis only. Not 100% accurate --Multiple people passing through the sensing point at the same time will only be counted once --There are always people standing at the sensing point, and the number cannot be counted a second time. --EASY INSTALLATION : install the receiver and transmitter at a height of about 1.2-1.3m, and the farthest sensing distance is 2 meter People Counters People Counter With Display - Bi-Directional - Wireless & Battery Operated - Digital Door Counter For Retail - Easy To Use Traffic Counter