12V 23A Car Current Tester Multimeter Lamp Auto Repair tool Range 0.01A~19.99A

12V 23A Car Current Tester Multimeter Lamp Auto Repair tool Range 0.01A~19.99A Specification: Measurement range: 0.01A~19.99AMax Load: 20A/48Vdc for max.10 secsAccura celectrical circuity: ±(2% of reading + 2 digits)Fuse type Power Supply: standardPower Supply: 12V 23AOperating ConditionTemperature 0°C~40°C,relative humidity<75%Storage Conditiontemperature -10°C~50°C,relative humidity<80% Features Ideal for fault finding on automotive or commercial vehicle electrical circuitEasy to useQuick measurement and high accuracyMeasurement range: 0.01A~19.99AMax load: 20A/48Vdc for max.10 secs.Powered by a 23A 12V battery (not include battery ) Operation Instruction1.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 switch5.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.