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Clear plastic battery hydrometer with graduated float and rubber bulb

Mighty Max Battery

Mighty Max Battery charger

SKU CH-6VEV-3CN48

Tests battery acid concentration in non-sealed batteries with a precision graduated float for accurate charge status and cell condition readings

  • Product typeLab Instruments
  • Accurate charge status with professional hydrometer testing
  • Precise specific gravity readings from graduated float
  • Quick battery condition checks in seconds
  • Clear color-coded scale for easy interpretation
  • California Proposition 65 chemical warning applies

Mighty Max Battery Hydrometer

The Mighty Max Battery hydrometer is a professional acid tester for non-sealed batteries. It measures electrolyte specific gravity to indicate charge status and cell condition. The tool uses a precision graduated float with colour-coded bands for quick interpretation. It is intended for users who maintain lead-acid batteries in automotive, marine or stationary applications.

Check battery access and chemistry

Before ordering, confirm the batteries you test have removable caps for electrolyte access. The instrument only works with flooded lead-acid types that expose the acid solution. Sealed, gel or AGM constructions cannot be sampled with this device. No external power source or calibration equipment is required for operation.

Manual tool with no power draw

The hydrometer operates entirely by hand and draws no electrical power during use. There are no fans, pumps or electronic circuits to generate heat or noise. Handling involves only the bulb, nozzle and float assembly. California Proposition 65 warnings apply because the tested acid and internal components contain listed chemicals.

How it compares

Measured against everything we stock in Household Batteries & Chargers, at today’s prices. Recalculated every night.

Price $8.99
Cheaper than about 80% of the 10,440 comparable items (median $10.99).

Specifications

Product
Brand nameMIGHTY MAX BATTERY
Product typeLab Instruments

Questions about this item

What comes in the box with the Mighty Max Battery hydrometer and is anything else needed to use it?

The package includes the hydrometer with its built-in graduated float and color-coded scale; no extra parts are required to test non-sealed battery cells.

Which model should I choose for checking battery acid concentration?

The MAX3463404 is the only model listed and is designed specifically for testing electrolyte specific gravity in flooded batteries.

How does the specific gravity float translate into a real-world charge reading?

The precision float rises or sinks in the drawn electrolyte, and the color-coded scale shows the state of charge and cell condition in seconds.

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