MULTI-FUNCTIONAL: Battery internal resistance can be detected. Detects battery voltage. Discharge current can be detected. Detectable battery level. Detectable battery life. MULTI-VEHICLE BATTERY TEST: Can be used for car, electric car, motorcycle, truck, engineering vehicle, start-stop battery/ battery, etc. All kinds of 12V/24V lead-acid battery test MULTI-PROTECTION AND SAFETY: Multi-protection function, the wrong connection of positive and negative poles 't burn the machine, the poor contact of the clips also be intelligently prompted. 10-SECOND RAPID DETECTION: Connect the positive and negative clips, select the battery type, adjust the , and then press OK button to test. EASY TO USE: Adopting intelligent chip, it reduces the complexity into simplicity and cuts down a lot of operating steps, making professional testing simple and easy to use. Item name: Intelligent Battery Tester Applicable batteries: 12V-24V lead-acid battery Operating voltage: 8-30V Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:As Shown Material:ABS Package Contents: 1 * Car Battery Tester Intelligent Only the above package content, other products are not included. Note: Light reflection 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.