RT01 can quickly detect whether your relay is normal.It is easy to use and suitable for general-purpose automotive relays on the market.Durng testing, it needs to be connected to a 11V-25V battery in the car.
eBay
High Quality Cellmeter-7 Digital Battery Capacity Checker RC CellMeter 7 For LiPo LiFe Li-ion NiMH Nicd (With Balance)
Aliexpress UK
1 x Relay Tester. The coil resistance is preferably above or equal 20 ohms. If the relay is abnormal the red LED will light, it's normal the green LED will light. Automotive relays test tool. Color: Black & Red.
eBay
7.4 V Lipo battery for WLtoys 144001 2.4G Racing RC Car battery spare parts 2S 7.4V 3300mAh Lipo battery for Wltoys 12428 1-5PCS
Aliexpress UK
Universal Electronic Automotive Relay Tester Battery Checker For Car Auto New. 2 Point Safety Lap Seat Belt Strap For Land Rover Series Defender Adjustable. 1 x Relay Tester. Wind Deflectors. Front and rear wiper blades Fit for Toyota Prius 2003-2015 26"16"16" UK New.
eBay
ZOP Power 11.1V 1500mAh Lipo Battery For RC Helicopter Toys Car Boats Drone Parts 3s battery 11.1v Rechargeable Battery 1PCS
Aliexpress UK
Why you need a Topdon BT100 Battery Tester?. Tired of professional but annoying specifications?. Manufacturer Part NumberTOPDON BT100. Displays accurate test results in secondsincluding the battery test, the health status test, and the diagnosis of both starting and charging systems, cranking test, charging test, and other functions.
eBay
2-60PCS CR2032 CR 2032 Button Battery 3V Lithium Battery For Watch Toy Calculator Car Remote Control Button Coin Cell
Aliexpress UK
1 x ANALOGUE Battery Tester. Compact and Portable, ideal for garages and fleet users. Test for 6V-12V batteries and charging system output. Designed with handle, it is very convenient to carry. Color: Black.
eBay
Lithium Battery 3.7V Rechargeable Battery Remote Control car 69 hole four-wheel drive off-road vehicle excavator Toy Battery
Aliexpress UK
A faulty relay causing mysterious electrical gremlins in your vehicle?. Stop guessing and start diagnosing with this essential Universal 12V Automotive Relay Tester. Product Type: Automotive Relay Tester.
eBay
ZOP Power 11.1V 1500mAh Lipo Battery For RC Helicopter Toys Car Boats Drone Parts 3s battery 11.1v Rechargeable Battery 1PCS
Aliexpress UK
1 x Relay Tester. The coil resistance is preferably above or equal 20 ohms. If the relay is abnormal the red LED will light, it's normal the green LED will light. Automotive relays test tool.
eBay
Upgrade battery 11.1v 2200mah 3S 35C MAX Lipo battery for RC Car RC Boats RC Drone Battery spare Parts 3S LIPO 11.1 V 2200 mah
Aliexpress UK
1 x Relay Tester. Rear Differential Assembly For Ford Kuga MK2 AWD 2012-19 Edge 2014- CV6W4C166BB. The coil resistance is preferably above or equal 20 ohms. If the relay is abnormal the red LED will light, it's normal the green LED will light.
eBay
2-100PCS CR2032 pilas CR 2032 Button Battery 3V Lithium Battery For Watch Toy Calculator Car Remote Control Button Coin Cell
Aliexpress UK