Top 9 Continuity Tester with Light – Circuit Testers

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1. Sperry Instruments


Sperry Instruments CT6101 Heavy Duty Continuity Tester, 2 Range, 36 inch lead

Sperry Instruments #ad - 36 in. Durable heavy-duty design with over-molded rubber grips and a pocket clip. Bright 360° visual indication. Tester will verify fuse viability. Flexible leads with insulated alligator clip.
BrandSperry Instruments #ad
ManufacturerSperry Instruments Inc #ad
Height9 Inches
Length2 Inches
Weight0.01 Pounds
Width4 Inches
Part NumberCT6101
WarrantyLimited Lifetime Warranty

2. Extech


Green, Extech CT20 Remote and Local Continuity Tester

Extech #ad - Transmitter with output cables terminated in modular RJ11 phone connector. Remote continuity with the use of the remote probe. Lightweight and pocket sized, clips on and hangs from the cables under test without falling off. One person operation for wire and cable testing. Flashing remote probe two lead, bi color red/green LED probe allows a single user to identify up to three wires or cables at a time.
BrandExtech #ad
ManufacturerExtech #ad
Height3.6 Inches
Length2.2 Inches
Weight0.22 Pounds
Width1.14 Inches
Part NumberCT20
Warranty1 year

3. Gardner Bender


Gardner Bender GCT-3304 Continuity Tester

Gardner Bender #ad - 36 in insulated test lead with an alligator clip on the end. Tests for continuity in non-energized circuits. Bright indicator bulb lights if continuity exists. Tests: extension cords, fuses, switches, water heater coils and un-energized low voltage wiring. Pocket clip for added convenience.
BrandGardner Bender #ad
ManufacturerGardner Bender #ad
Height8.75 Inches
Length6.4 Inches
Weight0.2 Pounds
Width3.1 Inches
Part NumberGCT-3304



Digital Pen Multimeter AC DC 600V Voltmeter, Continuity Test Auto Power Off Electric DMM TesterBTMETER BT-38B, with Backlit Screen, 60M Ohm Resistance Meter

BTMETER #ad - High accuracy pen multi-testeravg accuracy of DC Voltage +/- 05% of readings + 2 digits, built with sharp high quality test lead. 100% money back warranty- all meters are 100% guarantee, for any problem, fast and effective 24 x 7 professional tech support, please contact us.

Multifunction pen type metervoltage tester accurately measures ac volt 2v ~ 600v, continuity buzzer test, DC volt from 200mV ~ 600V, resistance from 200 ohm ~ 20M ohm, and built-in buzzer sounds if resistance is less than 50Ω. Data hold voltmeterthis pen meter can hold the electric data, and Auto Power OFF with “BEEP” warning after 15 minutes with no operation to save your battery. Backlit screen multitesterwith bright screen back light, 12mm tall digits and front LED flash light makes it easy and clear to read even in dark. Low battery indicator, and comes with long life batteries.
BrandBTMETER #ad
ManufacturerBTMETER #ad
Weight0.45 Pounds
Part NumberBT38C

5. Linkstyle


Test Light 2PCS, Cars, Live Wires, Fuses, 6V-12V-24V DC Car Circuit Tester Light and Digital LCD Car Electric Tester Auto Voltage Continuity Test with Extended Spring Wire for Voltage Systems

Linkstyle #ad - Anti-bending design of the tail wire, no need to worry about bad contact of the line. Bidirectional voltage testing: easy to attach the alligator clamp either to negative or positive ground, there is a light-emitting diode on the circuit board for polarity indication Red light indicates positive polarity"+".

Total 2 pcS different test lights. Widely application: this circuit tester is ideal for checking various vehicles' electrical circuits, taillights, quickly checking automotive headlights, and fuse connections, turn signal circuits, faulty sockets, and also for testing other 6-24V DC wirings and circuits. Save cost: buy 1pcs backlit digital lcd circuit Tester, also get 1pcs Voltage Continuity and Current Tester.

Green light indicates negative polarity"-". Durable & flexible: design with a stretchable long cable and probe which makes it easy to get into those hard-to-diagnose areas. Easy to read: our electric test pen has a large LCD digital display which is easy to read in both daylight and darkness because it has light.
BrandLinkstyle #ad
ManufacturerLinkstyle #ad
Part NumberA250540-L001390009FBA

6. Scientific Models, Inc.


Mini Continuity Tester

Scientific Models, Inc. #ad - Perfect for testing electrical continuity of model railroad track. Tester confirms electrical connection. Overall length 24 inches. Fast and easy to use.
BrandScientific Models, Inc. #ad
ManufacturerScientific Models, Inc. #ad
Part Number86516

7. SourceTon


RV, SourceTon Professional Circuit Tester with Indicator Light, Long Probe with Alligator Clip for Continuity Car Voltage, 2 Packs Voltage Continuity & Current Tester 6V-24V, Truck, for Sedan, SUV

SourceTon #ad - Premium quality – made by durable copper and plastic which is durable and reliable. Professional tool – it’s a professional tool for detecting open circuit, taillight, tuning signal light, headlight, fuse, etc. Widely use – the tester supports 6v – 24v dc, can be used for passenger car, RV, and even truck. Content – 2 x voltage tester. Long probe with alligator clip – long probe with alligator clip make sure you are able to reach the tight place.
BrandSourceTon #ad
ManufacturerSourceTon #ad
Part NumberST-Voltage Tester



2V to 24V DC Test Light Component Electrical Tester Polarity Identify Continuity Tester with Indicator Light, Long Probe, Alligator Clip, Power Probe Short Circuit Tester

UXELY #ad - Easy to use: powered by the vehicle battery directly. Circuit tester widely application: it can be used to test continuity, test polarity of a voltage, follow and locate short circuits, check lamp, check electric motor, test for bad ground contacts and measure dc voltage from 2V to 24V etc.

Checking for Good and Bad Ground Contacts. Following and locating short Circuits. Cable length: automotive power probe has long test l ead. The cable length is about 4m13ft which allows you test any electrical system easily. Multi-funcion mode: voltage and polarity testing, Activating components off or on the vehicle, testing lights and connections, Continuity Testing. Overload protection: When the current exceeds 8A, the unit will disconnect the current automatically. The illumination function enables automotive technician to test the electrical system in the darkness.
BrandUXELY #ad
ManufacturerUXELY #ad
Height0.2 Inches
Length10.63 Inches
Weight0.44 Pounds
Width3.54 Inches
Part Number16496589867778

9. Katzco


6-12 Volt with 12 Foot Lead and Light Indicator for Fuse Testing, Short Circuits, Light Sockets, Wires, Homeowners and Car Batteries, Mechanics, Electricians, Katzco Circuit Continuity Tester

Katzco #ad - The possibilities are endless!12 foot lead :this circuit tester includes an extra-long 12 foot coil cord that makes for great flexibility and freedom so you can move around comfortably when you test circuits out around the house or for big vehicles like tractor trailers and trucks.

Light indicator: this circuit tester also includes a built in light indicator. Multi use: can be used in a variety of applications. Rubber layer on the wires and clamp provide maximum safety against electrical currents. Reach into light sockets, turn signal circuits, suvs, and homeowners alike will find great use with this tester. Mechanics, headlights, fuses and circuits. Long steel probe: the long steel probe with alligator clip can reach into tight spaces and also pierce through insulation, keeping your hands safe while you test connections.

Test for broken or live wires, motorcycles, sparkplugs, car batteries, electricians, distributors, taillights, switches, generators, faulty sockets, and power outlets. Ergonomic design: the slim ergonomic design of this tester ensures you have a tight comfortable grip while using. The light will illuminate brightly to tell you when a circuit is live and good to use. Light will not illuminate if a circuit is broken.
BrandKatzco #ad
ManufacturerKayco USA #ad
Part Number743841487790