Speed ​​sensor ROS-P-25 Optical speed sensor with 7.5m cable length and 1/8 " Phono plug (3.5mm) Range from 1 to 250,000 RPM, distance: 1m to 45 ° Supply: 3-15VDC, @ 40 mA, output: negative pulses (+ V) after 0, pulse height as applied voltage Green LED for target recognition Stainless steel housing M16 Dimensions: 73 (L) x16mm (diameter) incl. fastening angle (aluminum) with (2) and lock nuts 30 cm reflection stripes ROS-P-25