Detemine if your relay has a 4-pin or 5-pin blade configuration.
Quickly test the condition of a 12V relay out of the vehicle.
This is a LED Universal Detector, working as a Brake Fluid Liquid Tester Pen and Tire Pressure Tester,free shipping with best price.
This tool simplifies the testing of fuse boxes, verifies the correct operation of motors, lights, relays, sensors, wires, and communication circuits. The large LCD color display makes for easy viewing in direct sunlight or complete darkness.
GODIAG GB101 battery assistant is used to monitor the car battery, starting system, and charging system. After being installed on the battery, the mobile phone can monitor the starting status and charging status of the battery in real-time via the Bluetooth 4.0 connection.
Accurate Intelligent Electrical Diagnostics.
Battry Test App can be installed on normal iOS or Android devices.