Specifications: -Installation diameter: 52mm -Signal: 0-190ohm/167-10 ohm oacute;w (red backlight) 0-190ohm(8 color oacute;w backlight) -Mounting dimension: 52mm(2quot;) -Indicating range: UP-DN - Working voltage: 9-32V(12V/24V) - Working mode: LCD display, stepper motor Feature: * IP67 waterproof and dustproof grade * Accurately displays high or low position in underway marine Be suitable for all kinds of oacute;w trim sensor with the same signal. * Use the principle of moving magnet to drive the needle, featuring good strength and anti-vibration. * Stepper motors used for full range oacute;w index, great function with less power consumption, longer service life, higher precision etc. * With curved glass (with anti-fog function) * With ultra-wide working voltage design (long-term working voltage: 9-32V, maximum up to: 36V (≤ 1 min) Backlight -Backlight: red/7 color oacute;w 7-color backlight: red、green、blue、white、yellow、orange, totally 7 color oacute;wr oacute;various colors oacute;w backlight, it changes automatically every 1 minute, or you can fix only one color you like by pressing the "set" button on the back of the meter Package included(as picture): 1x trim meter 1x multi socket plugins 1x installation manual