The BOD0020 | BOD 23K-LI01-S4 from Balluff GmbH is a Laser Displacement Sensor with Measure/Sensing Distance 100 to 5000 mm, Wavelength 655 nm, Resolution 5000 µm, Supply Voltage 18 to 30 VDC, Laser Power 930 mW (Pulse). More details for BOD0020 | BOD 23K-LI01-S4 can be seen below.