Mount the caliper in the hole, rotate the back cover after adjusting it. Red Background Application Mode: LCD screen, stepper motor, high precision.
eBay
52mm Voltmeter 7 Colors Backlight Voltage 8-16V 18-32V Volt Meter Gauge With Warning Light Universal For 12V 24V Boat Car Marine
Aliexpress UK
(1 Pcs Rudder Angle Gauge. 1 pcs Sensor. Input signal:0~190ohm. Indication range:PORT~STBD. 1)Press the Set button (less than 1 second) to change the backlight color: Backlight changed in sequence: red (default) →green → blue →white → yellow → yellow green → orange → Purple → (automatic).
eBay
85MM Digital Tachometer 7 Colors Backlight 4000 RPM Gauge with Sensor Waterproof Auto Tach Speed Odometer For Boat Marine Yacht
Aliexpress UK
The blue wire: Connects the button to adjust the short mileage setting to zero. 1 3 in 1 Gauge. Backlight: 7 colors backlight. The yellow wire: Connect backlight to the positive pole. The black wire: Connect to the negative pole (-).
eBay
KBT1310 Upgrade Digital Engine Tach Hour Meter Tachometer Gauge Engine RPM Backlight Display For Motorcycle Stroke Engine Boat
Aliexpress UK
1 x Oil float. Gauge is lighted. 1 x Fuel Level Transmitter. 1 x Instruction(you can see the bottom in this product page). High sensitivity and easy operation. Power: 12V. Fit for 12v, 4/6/8 cylinder vehicles.
eBay
Inflatable Boat Barometer 0-2 BAR or 0-30 PSI Measuring Ranges Rubber Dinghy Unidirectional Pressure Gauge Measuring Tool
Aliexpress UK
Indicating Range :0~8000RPM. Connector: integrate 12V/24V patchcord. Signal:Pulse. If you have another car products to need, we are more glad to help you! Selection of high-quality materials, long-lasting.
eBay
100-600mm Stainless Steel Marine Fuel Level Gauge Sensor Auto Red Color LED 0-190 Ohm Water Tank Meter Indicator for Car Boat
Aliexpress UK
Indicating Range:8~16V. Signal:8~16V. Installation: lock the gauge to baseboard directly by hand. Displays the status of the generator and battery. Protection grade:IP67;can work up to 1m under water.
eBay
2 in 1 Green LED Digital Oil Temp Gauge Oil Pressure 0~10 Bar 2" 52mm Fuel Thermometer Sensor 1/8 NPT for Car Truck Boat 12V 24V
Aliexpress UK
Signal: Pulse. Using stepper motor drive pointer, accurate display of the engine speed, and with the LCD display clear display mileage. Fuel Level Gauge. Water Temperature Gauge. Oil Pressure Gauge. Volt Gauge.
eBay
HD 85mm Tachometer With LCD Hourmeter 7 Color Backlight Tacho Gauge 3000 4000 6000 7000 8000 RPM For Marine Boat Car 12V/24V
Aliexpress UK
100-400mm Water Level Sender Tank Level Sending Unit Gauge 0-190 ohms For Car Marine Boat. 100mm,150mm, 175mm, 200mm,225mm,200mm, 250mm,275mm,300mm,350mm. Reed switch, steady output signal. Suitable for truck, generators/gen set, bus and marine field.
eBay
Motorcycle Digital Hour Meter LCD Counter Gauge Stroke Gas Engine Inductive Tachometer Waterproof Instrument For Motorcycle Boat
Aliexpress UK