52 mm Car Voltmeter Gauge, 8–16 V, White LED, Black

A battery on its way out often shows up as a slow crank on a cold morning. This 52 mm voltmeter has an 8–16 V range for a 12 V gasoline car, with a white LED backlight and a black shell. One gauge per pack, for a dashboard readout.

Watching the Voltage from the Driver's Seat

✅ Reads either side of nominal The scale runs from 8 to 16 V, so it reads below and above the 12 V a car system uses.

✅ Lit at night A white LED backlight keeps the face readable once the dash lights are on and the cabin is dark.

✅ Small on the dash At 52 mm across and 130 g, it suits a compact dash panel or a spare opening rather than a wide binnacle.

✅ Live while driving Voltage is shown as the car runs, so a change is noticed on the road rather than at the next service.

✅ For a gasoline car It is specified for a 12 V gasoline car, which is the system to match before ordering.

A voltmeter answers a simple question: what the electrical system is doing right now. A resting battery and a running engine do not sit at the same figure, so a gauge in the dash lets the two states be compared on the same drive.

Fitment is the first check. The gauge is 52 mm across, works on 12 V and is specified for a gasoline car; a 24 V commercial vehicle is a different system and not what this one is built for.

One gauge comes in the pack. Nothing is said about wiring, a sender or a mounting bracket, so look at what the car already has in the dash before ordering. The body is plastic, the shell is black and the unit weighs 130 g.

Technical details

• Type: voltage gauge
• Range: 8–16 V
• System: 12 V gasoline car
• Diameter: 52 mm
• Backlight: white LED
• Shell: black
• Material: plastic
• Weight: 130 g
• Package contents: 1 gauge

Match it to your 12 V car, then keep an eye on the voltage as you drive.

See more: explore more automotive diagnostic and measuring tools