Protection: IP 65 Housing materials: housing: aluminium, window: PC Ambient temperature: 0...55 °C Display: Transmitter: 3 LED , Transmitter: 1 7-segment LCD display , Receiver: 3 LED , Receiver: 1 7-segment LCD display Product Name: OY815S Type of light: Infrared light 950 nm Operating voltage: 24 V DC (19.2...28.8) SKU 92RL4KSRFZNO62 Shortcode: OYA0610-20-4-18-P-1-B Connection: M12 connector Electrical design: DC PNP