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Under $20 General Purpose Battery Testers

Shop the best prices on 5,942 great value under $20 general purpose battery testers. Shopping for general purpose battery testers is easy with Fruugo, with SALE discounts, offers and savings on ZENGO, Aura, Tcgg and more. Buy general purpose battery testers online safely with Fruugo, with secure payment and fast shipping to Australia.

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1 - 32 of 3,200
12V 24V 48V 60V 84V Waterproof IP67 Battery Capacity Voltage Meter with Backlight LCD and Low-Voltag
$14.95
2pcs Battery Checker Tester Battery Capacity Tester Battery Checker Battery Tester Checker
$12.95 Save $56.05 RRP: $69.00
BT189 9V Battery Tester AA AAA Universal Household LCD Digital Display Button Cell Battery Tester Power Bank Detector Tool
$15.95 Save $10.00 RRP: $25.95
Battery Tester, Universal Battery Checkered Small Battery Testers for AAA AA C-D 9V 1.5V Button Cell Household Batteries Black
$0.95
Battery Tester with Meter Electric Voltage Tester for AA AAA C D N Button Cell Batteries Battery Tes
$17.95 Save $7.00 RRP: $24.95
Universal Battery Tester Checker, Digital Battery Capacity Level Tester for C AA AAA D N 9V 1.5V Button Cell Small Mini Batteries TTMA
$20.95 Save $26.00 RRP: $46.95
4X ZB2L3 18650 Battery Tester External Load Discharge Type 1.2-12V Battery 18650 Equal Capacity Tester Discharge Meter unbrand
$14.95 Save $8.00 RRP: $22.95
For M12 Converter Adapter 30A Fuse for Milwaukee 12V Lithium Battery External Power Supply DIY Connector Bracket Holder
$16.95 Save $8.00 RRP: $24.95
BT-168 AA/AAA/C/D/9V/1.5V batteries Universal Button Cell Battery Colour Coded Meter Indicate Volt Tester Checker BT168 Power
$11.95
Motherboard Power Supply Tester for Pc Power Testing 3Pcs
$21.95 Save $6.00 RRP: $27.95
Universal Battery Tester, Digital Battery Tester, for AA AAA C D 9V 1.5V Keyless Batteries Battery Voltage Tester
$13.95 Save $7.00 RRP: $20.95
Feature: 1. Battery Tester: Widely applicable to various batteries, including but not limited to C,
$17.95 Save $6.00 RRP: $23.95
ANENG Battery Tester with LCD Power Index Display for C D N AA AAA 9V 1.5V Button Battery Checker
$9.95 Save $9.00 RRP: $18.95
Compact Household Battery Checker, Universal Battery Tester for Quick Testing of AA, AAA, C, D, 9V, 2.5V Button Cell and All Household Batteries
$19.95 Save $11.00 RRP: $30.95
Compact Household Battery Checker, Universal Battery Tester for Quick Testing of AA, AAA, C, D, 9V, 2.5V Button Cell and All Household Batteries
$18.95 Save $11.00 RRP: $29.95
Compact Household Battery Checker, Universal Battery Tester for Quick Testing of AA, AAA, C, D, 9V, 2.5V Button Cell and All Household Batteries
$19.95 Save $11.00 RRP: $30.95
Compact Household Battery Checker, Universal Battery Tester for Quick Testing of AA, AAA, C, D, 9V, 2.5V Button Cell and All Household Batteries
$13.95 Save $8.00 RRP: $21.95
Compact Household Battery Checker, Universal Battery Tester for Quick Testing of AA, AAA, C, D, 9V, 2.5V Button Cell and All Household Batteries
$18.95 Save $11.00 RRP: $29.95
Compact Household Battery Checker, Universal Battery Tester for Quick Testing of AA, AAA, C, D, 9V, 2.5V Button Cell and All Household Batteries
$12.95 Save $8.00 RRP: $20.95
Compact Household Battery Checker, Universal Battery Tester for Quick Testing of AA, AAA, C, D, 9V, 2.5V Button Cell and All Household Batteries
$18.95 Save $11.00 RRP: $29.95
Compact Household Battery Checker, Universal Battery Tester for Quick Testing of AA, AAA, C, D, 9V, 2.5V Button Cell and All Household Batteries
$19.95 Save $11.00 RRP: $30.95
Compact Household Battery Checker, Universal Battery Tester for Quick Testing of AA, AAA, C, D, 9V, 2.5V Button Cell and All Household Batteries
$19.95 Save $11.00 RRP: $30.95
Compact Household Battery Checker, Universal Battery Tester for Quick Testing of AA, AAA, C, D, 9V, 2.5V Button Cell and All Household Batteries
$13.95 Save $8.00 RRP: $21.95
Compact Household Battery Checker, Universal Battery Tester for Quick Testing of AA, AAA, C, D, 9V, 2.5V Button Cell and All Household Batteries
$19.95 Save $11.00 RRP: $30.95
Compact Household Battery Checker, Universal Battery Tester for Quick Testing of AA, AAA, C, D, 9V, 2.5V Button Cell and All Household Batteries
$13.95 Save $8.00 RRP: $21.95
Digital Battery Tester for AA, AAA, C, D, PP3, 9V, 1.5V, Button Cells
$14.95 Save $8.00 RRP: $22.95
Multi-Purpose Battery Load Tester, Digital Charge Checker for Quick and Easy Testing of Household Batteries
$19.95 Save $11.00 RRP: $30.95
Compact Household Battery Checker, Universal Battery Tester for Quick Testing of AA, AAA, C, D, 9V, 2.5V Button Cell and All Household Batteries
$13.95 Save $8.00 RRP: $21.95
TEKIVI 6139 Digital Voltmeter Capacity Indicator DC 7-100V Battery Capacity Tester Acid / Li-Ion / Li-Fe Universal
$20.95 Save $12.00 RRP: $32.95
150A High Precision Watt Meter Power Analyzer Backlight LCD Wattmeter 150A Power Meter Analysis Instrument
$17.95 Save $11.00 RRP: $28.95
Battery capacity tester, battery measuring instrument, power tester
$19.95 Save $64.05 RRP: $84.00
Universal Battery Tester for C,AA,AAA,D,N,9V 6F22 Batteries 1.5V 3V Button Cell Battery Indicator
$10.95