Origin:Mainland ChinaCertification:NoneThis battery tester is used to start a lead-acid battery and check the following conditions of the battery, starting, charging and loading. Easy to operate The tester is exquisite in design, easy to operate, accurate in readings, and complete in functions. Data collection It uses the 4-wire Kelvin method to complete a series of complex data collection, thereby calculating each test data through the built-in precision circuit and an improved digital processor. Display data It provides readings on the large LCD display and passes sound and light prompts during testing. Safety protection Some improvements have been made to the circuit, including polarity reversal protection, over voltage input protection, and loose lead detection to ensure safety and convenience during testing. Specification: Item Weight: 60g Special Features: Check Battery/ Alternator state Item Height: 0.7inch Item Length: 4.7inch Material Type: Plastic Power: 12W Testing Range: 0-12V Maximum voltage and current: 12V 15A LED Quantity: 6 LED (2 red, 3 green and 1 yellow) Fits Car: All Cars And Motorcycle Battery Function: Alternator State Check, Battery State Check Scenes to be used Notes: 1. Due to the different display and lighting effects, the actual color of the project may be slightly different from the color shown on the picture. 2. Due to manual measurement, please allow 1-3cm measurement deviation.