The YS4004A Sensor Modules ROHS manufactured by Yspring is an electronic part designed for infrared detection and photoelectric sensing. It features a compact size and low power consumption, making it ideal for space-constrained applications. The module is designed with a 9 degree beam angle, and a sensing distance up to 4 meters. It is resistant to dust, moisture, and other environmental elements, and has been rated for a -20 to +85 degree Celsius temperature range. It is certified with the RoHS directives, ensuring its safe use in products worldwide.