12V Car Auto Mini Fuses Current Tester LCD Screen Test Diagnostic Tool Features: The product is used to detect the current of a car and is suitable for current detection in automotive or commercial vehicles. Features fast detection and high accuracy, easy to use, through the car fuse to detect current. Ideal for automotive and commercial vehicle circuit troubleshooting and easy operation. Specification: Material: ABS Color: red Measuring range: 0.01A-19.99A Maximum load: 20A/48V DC for 10 seconds Electronic circuit accuracy: (2% of reading +2 digits) Fuse type: Standard Operating situation: Temperature 0-40C Relative humidity: <75% Saving status: Temperature-10-50C Relative humidity <80% Power supply battery: 1x23A 12V battery(include) Display: LCD backlit screen Package includes: 1 x Auto Fuses Tester 1 x 23A 12V battery Operation Instruction: 1.Turn off the vehicles' engine. 2.Take out the fuse and put it in slot of the AE150. Please make sure the circuit protection is correct . (The detection fuse of the tester is 20A/48 V, standard type). 3.Insert the plug of the tester into the vehicle fuse socket. 4.If necessary, start the vehicle engine and energize the circuit first. Then turn on the detector by pressing the power switch. 5.Under test, operate the circuit and the display will show the measured current. 6.Turn off the tester by pressing the power button again when you finish the measurement."