BT15 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 12V-24V battery in the car.
Car Battery Tester 12V Battery Load Tester BT100 100-2000 CCA Battery Tester
Car Battery Tester 12V Battery Load Tester BT300P 100-2000 CCA Battery Tester
Car Battery Tester 12V Battery Load Tester BT200 100-2000 CCA Battery Tester
TOPDON AB101 Car Battery Tester 12V Car Battery Load Tester on Cranking Charging
2026 TOPDON BT100 Car Battery Tester 12V Battery Load Tester Battery Analyzer
Topdon BT600 12V Car Battery Tester 12V/24V Charging Cranking Tester w/ Printer