We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Compact 12V cigarette-lighter voltage meter with LED display, ABS body, textured grip, 2.8 by 1.57 by 1.17 inches

Car LED Cigarette Lighter Voltage Meter 12V 0.1A Digital Display

SKU CH-2FNW-40J7D

A compact 12 V plug-in meter shows real-time battery voltage to one decimal place on a bright LED display

  • Features1* Car LED Cigarette Lighter Voltage Meter, false
  • Height2.8 L x 1.57 W x 1.17 H inches
  • Width2.8 L x 1.57 W x 1.17 H inches
  • Length2.8 L x 1.57 W x 1.17 H inches
  • Weight0.5 ounces
  • Sports Team1 Piece
  • Real-time battery monitoring with 12 V input
  • Clear LED digits readable in bright sunlight
  • Accuracy to one decimal place prevents power issues
  • ABS housing with textured grip resists drops
  • Plugs straight into the cigarette lighter socket

Universal 12 V Cigarette-Lighter Voltage Meter

This compact meter plugs directly into a 12 V cigarette-lighter socket and shows real-time battery voltage on a high-contrast LED display. It draws only 0.1 A and requires no wiring or modification, so novice drivers can start monitoring instantly. The ABS housing measures 2.8 by 1.57 by 1.17 inches and weighs 0.5 ounces.

Suits owners who want a simple plug-and-play

It is not suited for technicians who require data logging, configurable alarms or an input range beyond 30 V, nor for anyone needing to monitor higher-voltage electrical systems. The single decimal-place readout covers basic health checks but lacks the resolution for precision diagnostics.

0–30 V input range with 0.1 V resolution

The meter accepts 0 to 30 V input and displays voltage to one decimal place, letting you confirm that a 12 V battery stays within healthy limits. The 5.5 V output rating is an internal reference and does not extend the measurable range.

Highlights

  • Real-time battery monitoring with 12 V input
  • Clear LED digits readable in bright sunlight
  • Accuracy to one decimal place prevents power issues
  • ABS housing with textured grip resists drops
  • Plugs straight into the cigarette lighter socket

Specifications

BrandYGDMD
Features1* Car LED Cigarette Lighter Voltage Meter, false
Height2.8 L x 1.57 W x 1.17 H inches
Width2.8 L x 1.57 W x 1.17 H inches
Length2.8 L x 1.57 W x 1.17 H inches
Weight0.5 ounces
Sports Team1 Piece

Questions about this item

Does the 12 V / 0.1 A meter draw enough power to warm up or make noise when left plugged in all day?

It draws only 0.1 A at 12 V, so heat and audible noise are negligible during continuous use.

My car has a standard cigarette lighter socket — is anything else required before the display lights up?

No extra parts are needed; just insert it into a 12 V lighter socket and the LED readout activates immediately.

Will the 0–30 V input range still protect a 12 V battery if I keep an older charger connected at the same time?

The meter simply reads voltage up to 30 V; it does not regulate or protect the battery, so the charger’s own controls must handle safety.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.