Housing materials: housing: aluminium, window: PC Protection: IP 65 / IP 67 SKU 230D7P72R2IVA0 Display: Transmitter: 1 LED , Receiver: 2 LED Operating voltage: 24 V DC (19.2...28.8) Electrical design: DC PNP Product Name: OY059S Shortcode: OYA1360-40-2-12-P-1 Ambient temperature: -10...55 °C Type of light: Infrared light 950 nm Connection: M12 connector