Feature:1. High Precision Measurement: The gauge employs a highly precise sensor to accurately measure rudder angles. This provides ships with exact data for proper maneuvering.2. Outstanding Visibility: The indicator gauge comes with a built in backlight. This feature ensures its visibility under any lighting conditions, permitting easy navigation information reading.3. Strong Reliability: Fabricated from plastic, metal materials, the meter boasts excellent impact and vibration resistance. This ensures its reliability under various harsh conditions.4. Compact Size: With its size of 2 inches(52 mm), this gauge is ideal for installation on vehicle or equipment dashboards. It takes up minimal space but offers maximal functionality.5. Wide Application: Equipped with automatic color switching backlight, this meter enhances visibility and readability. It is suitable for yachts and fishing boats, making your voyages better guided and safer.Specification:Item Type: Rudder Angle GaugeMaterial: Plastic+MetalBacklight Color: 8 color backlight, Red, Green, Blue, White, Yellow, Yellow Green, Orange, PurpleWorking Current: 60mAWorking Temperature: -30-+70CStorage Temperature: -40-+85CWiring: 1. Red wire--+9-32VDC2. Black wire-- Sensor signal3. Orange wire-- Backlight (+)4. Blue wire-- Power supply negative (-)Installation: 1. Drill a hole 52-53mm on the instrument panel and ensure at least 70mm space behind the panel.2. Put the gauge into the drilled hole on the instrument panel.3. Lock the gauge on the instrument panel using M4 nut and C type fixed buckle.Fitment: Suitable for installation as long as the size fits. Suitable for boats, yachts, speedboats, etc..Package List:1 x Rudder IndicatorGauge 1 x Pack of Accessories (3PCS)1 x User Manual1 x Rudder Sensor