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Small rectangular voltmeter with LCD screen and three-colour LED indicator

Battery Tender 081-0157 LCD Voltmeter with LED Indicator

SKU CH-JDWP-P96R4

A compact 12 V battery tester with an LCD read-out from 3 to 16 V and colour-coded LED status lights

  • Team affiliation1 Piece
  • Key featuresBattery Tender 081-0157, Battery Powered, false
  • Overall height3.01 L x 1.16 W x 0.57 H inches
  • Overall width3.01 L x 1.16 W x 0.57 H inches
  • Overall length3.01 L x 1.16 W x 0.57 H inches
  • Product weight0.01 oz
  • Instant voltage reading with one-button LCD display
  • Colour-coded LED shows charge state at a glance
  • Measures from 3 to 16 volts with .1 volt resolution
  • Compact 3.01 x 1.16 x .57 inch tester fits any tool kit
  • Connects directly to ring terminals for quick 12V checks

12V Battery Voltmeter with LCD

The Battery Tender 081-0157 is a compact voltage tester designed for 12 volt automotive batteries. It connects directly to installed ring terminals for quick access. A single button press activates the LCD screen to show live voltage readings. This tool suits owners who want immediate state-of-charge checks without opening the hood.

Upgrade from Guesswork or Basic Lights

This voltmeter replaces vague dash lights or infrequent load tests with a precise numerical display. The jump is worth it when you need to distinguish a healthy battery from one that is marginal before a cold start. It eliminates the uncertainty of whether a slow crank means a bad cell or just a surface charge.

Reads 3 to 16 Volts with Colour Alerts

The LCD covers a 3 to 16 volt range with a resolution of point one volt for detailed monitoring. Green LED confirms voltage above 12 volts, yellow warns between 11.6 and 12 volts, and red signals below 11.6 volts. It runs out of usefulness for deep-cycle analysis or alternator ripple tests that require graphical data logging.

How it compares

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Price $28.99
Typical for this category: the median of 971 items is $30.99.

Specifications

Product
Brand nameBattery Tender
Product typeVoltmeter
Size & build
Overall height3.01 L x 1.16 W x 0.57 H inches
Overall width3.01 L x 1.16 W x 0.57 H inches
Overall length3.01 L x 1.16 W x 0.57 H inches
Product weight0.01 oz
More details
Team affiliation1 Piece

Questions about this item

What size ring terminals does the 081-0157 voltmeter connect to?

The tester connects to standard vehicle ring terminals; the unit itself measures 3.01 L x 1.16 W x 0.57 H inches and weighs 0.01 ounces, so it adds minimal bulk to the battery post.

How do I install the 081-0157 and what step is often missed?

Attach the leads to the battery ring terminals, then press the button to wake the LCD; the step people miss is verifying the LED shows green above 12 volts, yellow between 11.6 and 12 volts, or red below 11.6 volts before assuming the reading is live.

When will the LCD display on the 081-0157 need replacement?

The LCD reads 3 to 16 volts with ±0.1 volt resolution and has no user-replaceable parts; if the screen fades or the LED indicators stop changing colour at the 12 volt and 11.6 volt thresholds, the entire tester should be replaced.

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