The ZGY1100(ITR) Photo Interrupter Through Hole RoHS manufactured by Chau Light is a small electronic component which is designed to detect the presence of an object by sensing its interruption of a beam of infrared light. It features a total dimension of 7.7 x 9.2mm, making it small and suitable for integrated circuits. The ZGY1100(ITR) is also RoHS compliant and has a wide operating temperature range of -25°C to +80°C, which makes it suitable for a wide range of applications. It has a separation of 5.9mm between the emitter and detector, and a response speed of 3µs. It is also rated for a current of 10mA.