Note: The color of the product we ship is the color in the first picture, and the specification and quantity are shipped according to the quantity and specification described in the title. If you need to change the color or style, you need to contact us within 12 hours after placing the order. Our product description: 80 V 50A Battery Tester Indicator Lead-acid Battery Capacity Meter CoulometerDescription: TF01N new lithium iron lithium iron phosphate batteries Nickel-metal hydride lead acid batteries any universal battery Type of high current, accuracy, acquisition capacity according to the parameter instructions Metro can thoroughly understand the specific use of the drums. With a wide range of operating voltage, low power consumption, it indicates the highest precision. You can set arbitrary parameters such as the effective battery capacity, with automatic memory function when the power supply falls Note: This type of battery indicator needs 4 cables to connect Product Features: -LCD with backlight-Wide operating voltage range-High accuracy-Power-down automatic memory function-Ultra low power consumption, wake up automatically-The battery's payload capacity and other parameters can be arbitrarily set.-Does not limit the type of test battery Specifications: Product material:PMMARated capacity:590000(mah)Standard capacity:0.1-590AhMinimum capacity 0.1AhCharge and discharge current:0-75 (A)Storage temperature:0~40CApplicable voltage:8-120V Power supply:8-120V Package includes: 1 x Battery Capacity Tester Detail pictures: Note: Because the model and display effect of the monitor may be different, there may be slight differences in color, and the size is manually measured, there may be an error of 1-2cm, please understand.