Key features

• •【Practical Testing Tool】: This tester can check the status of car batteries and alternators while displaying real-time voltage readings. It helps car owners determine whether to replace the battery or inspect the charging system, enabling quick self-checks to keep vehicles in good condition.
• •【LCD & LED Dual Display】: Featuring a clear LCD digital display, voltage data is easily readable day or night. Simultaneously, multi-color LED indicators allow users to assess battery and alternator status based on light patterns, efficiently telling whether conditions are normal, low, or require maintenance.
• •【User-Friendly Operation】: Simply connect the red alligator clip to the vehicle battery's positive terminal and the black clip to the negative terminal to test the battery, and start the vehicle to check the alternator status. It also has reverse polarity protection and warning functions to prevent incorrect operation.
• •【Versatile & Durable】: Our automotive battery tester is compatible with various 12V vehicles, including cars, SUVs, trucks, motorcycles, RVs, boats, tractors, and more. And constructed with a premium plastic housing and metal components, it ensures long-lasting, safe, and reliable use.
• •【Portable Design】: With a size of 4.72×2.76 inches, it is a compact and lightweight device that takes up minimal storage space, fitting easily into a glove compartment or vehicle tool kit. Its portability makes it ideal for daily checks or quick tests before long trips, adding safety assurance to your driving.