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Under $20 Vehicle Battery Testers

Shop the best prices on 4,026 great value under $20 vehicle battery testers. Shopping for vehicle battery testers is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Shanghai Yangxin, Dirtypigs and more. Buy vehicle battery testers online safely with Fruugo, with secure payment and fast shipping to Australia.

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1 - 32 of 3,200
Electronic Automotive Relay Tester Kit For Car Auto Battery Checker 12V NEW
$14.95 Save $4.00 RRP: $18.95
ANENG Car Relay Tester Voltage Tester Universal 12-24V Car Battery Checker Automotive Electronic Relay Tester LED Light
$20.95
ANENG Car Relay Tester Voltage Tester Universal 12-24V Car Battery Checker Automotive Electronic Relay Tester LED Light
$15.95
12V 24V 48V 60V 84V Waterproof IP67 Battery Capacity Voltage Meter with Backlight LCD and Low-Voltage Alarm for Lithium
$15.95
Car Relay Tester Voltage Tester Universal 12-24V Car Battery Checker Automotive Electronic Relay Te
$16.95 Save $8.00 RRP: $24.95
12V 24V 48V 60V 84V Waterproof IP67 Battery Capacity Voltage Meter with Backlight LCD and Low-Volta
$16.95 Save $5.00 RRP: $21.95
Car Relay Tester Voltage Tester Universal 12-24V Car Battery Checker Automotive Electronic Relay T
$20.95 Save $5.00 RRP: $25.95
Battery Capacity Display Voltmeter LED Digital Voltage Meter with Touch-ON OFF Switch Car Motorcycle
$8.95 Save $14.00 RRP: $22.95
Electronic Automotive Relay Tester Kit For Car Auto Battery Checker 12V NEW
$13.95 Save $5.00 RRP: $18.95
36-Tooth Steel Gear Battery Car Driving Service Lithium Battery Car
$16.95 Save $3.00 RRP: $19.95
Rankomu Battery Monitor Electric Car Digital LED Voltage And Electricity Dual Meters Tester, Battery Monitor For Lead Acid Battery 96V, Battery
$20.95 Save $20.00 RRP: $40.95
LED Digital Voltmeter Voltage Meter Tester Acid Lead Lifepo4 Lithium Battery 12V/24V/36V/48V Capacit
$10.95
3.7V Lithium Battery Capacity Indicator 2S Battery Level Indicator Display Tester
$6.95 Save $41.00 RRP: $47.95
0.96 Inch IPS LCD Display 13 in 1 Multi-Function USB Tester Voltage Current Power Meter Voltmeter A
$11.95 Save $42.05 RRP: $54.00
Automotive Tester Puller Tester Multi Functional Automotive Blade Checker Tester Puller Removal Tool
$16.95 Save $8.00 RRP: $24.95
Digital Voltmeter for DC Waterproof Dustproof & Drop Resistant Voltmeter Display Voltage Tester Meter for Motorcycle Car Blue
$19.95
Digital Voltmeter for DC Waterproof Dustproof & Drop Resistant Voltmeter Display Voltage Tester Meter for Motorcycle Car Blue
$19.95
ANENG BT-172 12V Battery TesterAuto Repair Industry Detection with LED Reverse Display for Car Battery Checker Diagnostic Tool
$11.95
12V/24V Digital Car Circuit Test Pen - Multi-Function Electrician Maintenance Tool
$14.95 Save $12.00 RRP: $26.95
Car Battery Tester 12V Alternator Test Automobile Auto Check Voltage Detection Tool
$12.95 Save $8.00 RRP: $20.95
Lead Acid Lithium Battery BMS Capacity Indicator Voltage Meter USB Charger
$10.95 Save $4.00 RRP: $14.95
DC 12V Universal Car Motorcycle Boat LED Digital Voltmeter Panel Volt Meter Monitor Gauge Display C
$13.95
LED Power Display Board Dc5-30V 12V 24V Power Indicator Lithium Lead Acid Battery General Power Dis
$9.95
12V Car Battery & Alternator Tester - Test Battery Condition & Alternator Charging (LED indication)
$11.95
Digital 0.56inch LED Display 5 Bits DC 0-33.000V Voltmeter Voltage Meter Tester
$15.95
Digital Battery Monitor with Backlight LED Indication Battery Voltage Meter for Car Motorcycle Ship DC 8‑100V Blue Backlight
$17.95 Save $29.00 RRP: $46.95
1.2-12V 18650 Li ion Lead acid Battery Capacity Meter Discharge Tester Analyzer
$17.95 Save $29.00 RRP: $46.95
BF100 Car Brake Fluid Tester 12V Car Brake Oil Tool
$18.95
82PCS Terminal Extractor Removal Tool Kit Depinning Key Tool Set for Car Household Devices, Tool wi
$18.95 Save $5.00 RRP: $23.95
High Precise LED Display Battery Level Indicator Voltage Meter with Low Voltage Alarm Function for DIY & Automotive Use White
$19.95
2 Wire 0.56" AC 30V-500V LED Digital Voltmeter Voltage Meter Monitor Tester For 110V 220V 380V Red
$18.95
Lithium Battery Capacity Voltage Meter with Low Voltage Alarm & Power Off Memory for Automotive Circuits DIY Enthusiasts White
$19.95