Fangrui Product Details Description: Easy To Read Digital Lcd Display Check Power Level For 9v Batteries Test Voltage Direct Digital Display Suitable For Testing All Aa Aaa C D 9v Button Batteries Digital Display Results Test Results, Compact And Easy To Carry No Power Supply, You Can Quickly Measure The Battery Voltage This Battery Tester Is A Great Gadget For Instant Testing For Battery Capacity Easy To Operate, Move The Little Arm Up And Down To Accommodate The Battery Model: Bt168d Type: Digital Current Measurement Range: 1a Current Measurement Accuracy: 0.1a Voltage Measurement Range: 12v Voltage Measurement Accuracy: 1v Resistance Measurement Range: 10mω Resistance Measurement Accuracy: 0.1mω Temperature Measurement Range: 40 Temperature Measurement Accuracy: 0.1 Capacity Measurement Range: 10ah Capacity Measurement Accuracy: 1ah Gross Weight: 48g Dimensions: 9 * 2 * 1cm Specifications: Easy To Operate Package Included: 1 X Battery Capacity Tester Notes: Due To The Difference Between Different Monitors, The Pictures May Not Reflect The Actual Color Of The Item. Compare The Detail Sizes With Yours, Please Allow 1-3cm Error, Due To Manual Measurement. Please Leaving A Message Before You Give The Bad Feedback, If The Products Have Some Problems. Thanks For Your Understandings.