Purchase Qty. Reference FOB Price
1-99 Pieces US$10.00
100-499 Pieces US$9.50
500+ Pieces US$9.00
Product Description
Product Description Automatic Door Safety Counter Beam: Used to prevent the door from trapping people or objects when closed.Consistsof a pair of infrared emitters and receivers that areare mounted on either side of the door and create an infrared beam.When a person or object passes ...