The reflective photoelectric switch (USW1IR_A) is a customizable USB button. It is equivalent to a standard HID USB keyboard and mouse. You can set the switch function to any button, combination, mouse or string by setting the support software. After the definition is completed, no software cooperation is required during use. Products are widely used in printers, copiers, game consoles, factory testing, instrument control, equipment, etc., as well as mobile monitoring, proximity switch monitoring and occasions where it is not convenient to use mechanical switches to improve efficiency. The switch adopts reflective photoelectric trigger mode. The infrared emitting tube inside the panel emits invisible infrared light. When an object approaches the panel, infrared light will be reflected back to the panel through the object. Switch actions. The trigger distance between the object and the panel can be adjusted by matching software. The effective trigger distance is about: 0-30mm. Note: It is recommended to use some white smooth materials with better reflective properties, such as white paper, to obtain better reflective effects. To prevent false triggering, this product is not suitable for environments with strong sunlight such as outdoors and balconies. Product name: reflective photoelectric switch : Rated voltage: 5 V Operating frequency: 3600 times/hour Scope of application: office, game, industry, specific use for the disabled Colour:black Material: ABS Size: 2m Package Contents: 1 x HID Reflective Photoelectric Switch Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.