ITEM NAME:Marine Boat 52mm 2" Display Hull Azimuth and Rudder Angle Meter Black Dial Description: Be suitable for all kinds of rudder sensors, and display the direction of the underway marine. IP67 waterproof and dustproof grade. With curved glass (with anti-fogging function). With ultra-wide working voltage design. PC material dial. The meter comes with an alarm signal and does not require an additional alarm signal from the sensor. Using a high-precision stepper motor, the pointer acceleration and deceleration curve motion can extend the life of the motor. High-brightness LEDs are used for backlighting, which has high brightness and long life. Specification: Fixing dimension: 52mm (2") Indicating Range: L-R Working Voltage: 9-32V(12V/24V) Dial: Black Operation Mode: LCD display, stepper motor Output Signal : 0-190 ohms Size: 8x8x7cm / 3.1x3.1x2.75 inch Material: PC polycarbonate Package Includes: 1 Piece Gauge (back screw cap, gasket) 1 Piece Cable 1 Piece Rubber Stopper 1 Piece Instruction Manual Note: Color maybe slightly different due to different monitor. The above size is measured by hand, please allow slightly difference. Thanks ! SKU: DMO0008936852033674.Be suitable for all kinds of rudder sensors, and display the direction of the underway marine. Using a high-precision stepper motor, the pointer acceleration and deceleration curve motion can extend the life of the motor.