1 Car Circuit Tester（without battery）. Easy operation : After a simple hook-up of the unit to the vehicle's battery, the automotive technician can conduct a positive or negative battery current to the tip by rocking the power switch forward or backward.
eBay
ZIBOO - 2Pk 4Mm Banana Jack 3 Tip Black (PPTK0024) ,Use for Autel Circuit Tester Power Circuit Probe
Aliexpress UK
1 Car Circuit Tester（without battery）. Easy operation : After a simple hook-up of the unit to the vehicle's battery, the automotive technician can conduct a positive or negative battery current to the tip by rocking the power switch forward or backward.
eBay
2 in 1 Soil PH Meter Soil Fertility Tester with 3 Probes for Home Garden Lawn Farm Indoor and
Aliexpress UK
Connect the alligator clamp to the ground, then take the probe to test circuit. If the indicator light is on, there is electricity. Test a range of circuits ranging from 6V to 24V. The sharp steel probe easily pierces wire insulation to check circuitry.
eBay
CG TP-01A K-type Thermocouple Sensor Digital Probe Tester 100cm 1M Wire Temperature Measuring 1.4cm
Aliexpress UK
WIDELY APPaLICATION: The multifunctional automotive circuit tester is the most versatile and practical test tool for circuit maintenance. Quickly check car headlights, taillights, turn signal circuits, faulty sockets, connections, fuses, broken wires, and more.
eBay
50cm Compost Soil Tester Meter Measuring Probe Premium Stainless Steel Compost Soil Thermometer
Aliexpress UK
Type：Automotive Open and Short Circuit Tester. Probe length：7". You can quickly and easily Locate short circuits, open connections, broken wires, current leaks and even trace wires. Transmitter and receiver LEDs show open or short circuit conditions.
eBay
100cm K-type Test Length 1Meter Wire Temperature Thermocouple Sensor Probe Tester line K Type
Aliexpress UK
A6v - 12v heavy duty circuit tester. HEAVY DUTY CIRCUIT TESTER. steel probe easily pierces wire. Light in handle glows when circuit. lead (54" ). complete with heavy duty insulated. alligator clip and extra length.
eBay
Industrial Online PH Meter PH Controller ORP Sensor Electrode Probe Tester Continuous Measurement
Aliexpress UK
Sharp steel probe easily pierces wire insulation to inspect circuits. Bulb: 3W, Bulb Cord Length: 102mm/4.0". The circuit board has line protection function, which is safer and more resistant to burning.
eBay
MASTFUYI FY-S47 Multimeter Special Pen Test Circuit Cable AC DC 1000V 20A Measuring Probe Tester
Aliexpress UK
1 Car Circuit Tester（without battery）. Easy operation : After a simple hook-up of the unit to the vehicle's battery, the automotive technician can conduct a positive or negative battery current to the tip by rocking the power switch forward or backward.
eBay
JXSINONE SMD Clip component LCR testing tool Multimeter tester meter Pen probe lead tweezers
Aliexpress UK