FAST battery tester digital display parameters 12V/24V car battery charging tester Function: Internal resistance detection, voltage detection, remaining life, power detection, release current Specifications: 1. Wide range of use (12V24V), applicable to a of vehicle battery testing 2. It can detect a number of battery data, including internal resistance/voltage/discharge current/power/life, so that you can all done with one machine in hand 3. With multiple protection functions, no burner for wrong connection within 100V, no burner for wrong connection of positive and negative poles, and intelligent prompt for contact of clips 4. The use of intelligent chip control, detection of high accuracy, fast detection data 5. The use of intelligent screen full content display, all the test content at one time, to avoid rummaging to view 6. Connect the positive and negative , select the type of battery, adjust the , press the OK button to instantly obtain the test data, 10 s Colour: yellow-black Material: plastic Package Contents: 1 x Car Battery Tester Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.