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Orange rectangular battery tester with digital display measuring 3.64 by 2.44 by .55 inches

ZUFECY BT-189 Universal Battery Tester 3.64" x 2.44" x .55

SKU CH-PND0-TKG05 MPN BT-189

Tests AA, AAA, C, D, 9V and 1.5V batteries with a clear digital readout in a compact 3.64" x 2.44" x .55" ABS case

  • Team affiliation1 Piece
  • Key featuresBattery checker, Battery Powered, false
  • Product typeVoltmeter
  • Clear digital readout shows remaining life for AA, AAA, C, D, 9V and 1.5V batteries
  • Pocket-sized at 3.64" x 2.44" x .55" for easy travel and storage
  • Durable ABS plastic construction withstands regular workshop or household use
  • Tests multiple household battery types in one compact tool
  • Insert battery to activate instant health reading on the digital screen

Universal Battery Tester

The ZUFECY BT-189 checks remaining capacity for AA, AAA, C, D, 9V, and 1.5V button cells using a clear digital display. It measures 3.64" x 2.44" x .55" and is built from ABS plastic for durability. Operation is immediate: simply insert a battery to see its health status on the DT168 Pro screen.

Household and travel use

This tester suits anyone needing quick voltage checks on common cylindrical and button cells at home or on the move. It is not for users who require load testing, internal resistance readings, or support for rechargeable pack voltages beyond the listed types.

Digital voltage readout

The defining specification is the DT168 Pro digital display that shows remaining life instantly upon battery insertion. This single feature determines whether the tool matches the buyer's need for simple, portable voltage verification without leads or settings.

How it compares

Measured against everything we stock in Multimeters & Electrical Testers, at today’s prices. Recalculated every night.

Price $14.99
Cheaper than about 92% of the 971 comparable items (median $30.99).

Specifications

Product
Brand nameZUFECY
Product typeVoltmeter
More details
Team affiliation1 Piece

Questions about this item

Does the DT168 Pro display module need calibration or replacement after long-term use?

The DT168 Pro digital display is built into the BT-189 housing and has no user-replaceable parts or calibration procedure mentioned.

What stops the BT-189 from testing a 1.5V button cell continuously for hours?

The tester draws its operating power from the battery under test, so the cell itself depletes long before the unit reaches any thermal or time limit.

Does the ABS plastic case get warm or make noise when the BT-189 runs all day?

The BT-189 has no fan or active circuitry beyond the display, so it stays silent and at ambient temperature during extended use.

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