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Under $20 General Purpose Battery Testers

Shop the best prices on 2,439 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 Aura, Tcgg, Woosien and more. Buy general purpose battery testers online safely with Fruugo, with secure payment and fast shipping to New Zealand.

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1 - 32 of 2,439
BT189 9V Battery Tester AA AAA Universal Household LCD Digital Display Button Cell Battery Tester Power Bank Detector Tool
$20.95 Save $14.00 RRP: $34.95
12V 24V 48V 60V 84V Waterproof IP67 Battery Capacity Voltage Meter with Backlight LCD and Low-Voltag
$19.95
Battery Voltmeter DC 8-100V Capacity Indicator Power Meter Lithium LiFePO4 Lead-Acid Cell 12V 24V 48V LCD Screen A
$14.95 Save $8.00 RRP: $22.95
200A High Precision Power Analyzer Watt Meter Battery Consumption Performance Monitor with LCD Backl
$15.95 Save $53.05 RRP: $69.00
Compact Household Battery Checker, Universal Battery Tester for Quick Testing of AA, AAA, C, D, 9V, 2.5V Button Cell and All Household Batteries
$17.95 Save $11.00 RRP: $28.95
ZB2L3 Battery Tester LED Digital Display 18650 Lithium Battery Power Supply Test Resistance Lead-acid Capacity
$7.95
Digital Battery Tester, Universal Battery Tester, Battery Tester, for AA, AAA, C, D, PP3, 9V, 1.5V, Button Batteries - Works without Battery
$16.95 Save $28.00 RRP: $44.95
Universal Digital Lcd Battery Tester Checker C D N Aa Ce 9v 1.5v Aaa Button
$14.95 Save $8.00 RRP: $22.95
BT168 Pro Digital Battery Tester Volt Checker for AA AAA 9V Button Multiple Size Battery Tester Volt
$11.95
18650 Li-Ion Lipo Lithium Test 7-55V Acid Battery Level Indicator Tester LEDDisplay Meter Module Cap
$10.95
Universal Digital Lcd Battery Tester Checker C D N Aa Ce 9v 1.5v Aaa Button z
$14.95 Save $7.00 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
$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
$20.95 Save $9.00 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
$20.95 Save $9.00 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
$20.95 Save $9.00 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
$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
$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
$18.95 Save $11.00 RRP: $29.95
Usb Detector Digital Multimeter Meter Power Tester Current Voltage Battery Monitor With Led Display
$11.95 Save $2.00 RRP: $13.95
Electric Drill Battery Indicator LED Display for Makita 18V /21V Lithium Batteries 18650 Capacity Visual Tool
$6.95 Save $3.00 RRP: $9.95
Eu-/uk Socket Tester Outlet Tester Automatic Electric Circuit Polarity Tester
$14.95 Save $39.05 RRP: $54.00
Hearing Aid Battery Tester with LCD Display Key-ring, Blue, 12g
$14.95 Save $7.00 RRP: $21.95
Hearing Aids Battery Tester Portable Battery Checker LCD Display Batteries Measuring Devices Woosien
$9.95
Universal Battery Tester for C,AA,AAA,D,N,9V 6F22 Batteries
$14.95 Save $2.00 RRP: $16.95
12V 24V 48V 60V 84V Waterproof IP67 Battery Capacity Voltage Meter with Backlight LCD and Low-Voltag
$12.95 Save $29.00 RRP: $41.95
DC 8-100V Li-Ion Lifepo4 Lead Acid Battery Capacity Indicator Digital Voltmeter Tester Temperature Monitor 12V 24V 48V
$13.95
Battery Tester Digital Accumulator Tester Bt-168D Battery Test Devices With Lcd Display Universal Battery Tester Batteries Uiamuion
$13.95 Save $4.00 RRP: $17.95
Bt168d Smart Lcd Digital Battery Tester Electronic Measure Checker For 9v stcyv
$17.95 Save $10.00 RRP: $27.95
Bt168d Smart Lcd Digital Battery Tester Electronic Measure Checker For 9v
$18.95 Save $11.00 RRP: $29.95
2pcs Battery Checker Tester Battery Capacity Tester Battery Checker Battery Tester Checker
$20.95 Save $83.05 RRP: $104.00
for AA/AAA/C/D / 9V / 1.5V Button Battery Universal LCD Display(3#),Battery Testers Battery Voltage Tester Checker
$18.95 Save $25.00 RRP: $43.95