Sensor Heads-Blocks, Photoelectric Reflex-Reflective: Type - Modular Sensor; Sensor Type - Photoelectric Diffuse Reflective; Sensing Range - 12" (300mm); Output Type/Capacity - Require Output Module; Additional Information - High Speed - Visible Red 650 nm. Use with Amplifier Units: ZX-LDA11 or ZX-LDA41; Manufacturer Series - ZX