It comes with a 3.2-inch color LCD screen and it supports classic touch-tone to help you read and operate more efficiently.It utilizes 4-wire Kelvin to complete the of a series of complicated data for calculating testing data with a -in precise circuit and improved digital processor.Moreover, some circuit improvements including reversal protection, over-voltage input protection, and loose lead detection. safety and during testingThis is a must-have tool in the fields of battery sales, vehicle repair and battery inspection equipment system.color: BlackMaterial: ABSSupported 15 Languages:Chinese, English, Deutsch, Italiano, Le Francais, Espanol, Portugues, Magyar, Polski, Slovenskeho,Cesky, Pyccknn, Nederlands, Svenska, JapaneseThree Major Test Items:1. Battery Capacity Test2. Cranking Test3. Charge System Test4. Data ReviewPackage Contents:1 x DY222 Diagnostic Battery Tester1 x probeOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.