Feature: 1. Battery test, for cold cranking amplifier, battery resistance, voltage, life analysis. 2. The engine system test, can detect the change of the battery system with the startup process. 3. The charging system test, which can detect the working status of the charging system and output. 4. Maximum load system test, in order to detect the maximum load state of the battery. 5. With compact shape, lightweight and portable, take up no space and you can put it anywhere. Specification: Item Type: Automotive Battery Tester Material: ABSSpecification: Range: CCA : 100-1700 IEC : 100-1000 EN : 100-1700 DIN : 100-1000 JIS : Reference table in manual Displays Battery Internal Resistance : Display ohms Displays Battery Voltage: Display volts Displays Battery Condition: Good/OK/pay attention/replace Test 12V Batteries With Printer: Radic Battery Recharge Indicator: Radic Reverse Polarity Protection: Radic Detects And Displays Bad Cell: Radic Internal Unit Conversion EN,EIC ,DIN: Radic Overload protection of input voltage radic Cable Length: Approx. 700mm/27.6in Desciption:1. DY2015B series storage battery testers are used for activated style acid storage battery. 2. Precise circuit and strong digital processing unit make it complete collection of a series of complicated data and figure out every test data, which availably by 4-wire Kelvin test connection. 3. Besides it strengthens input protection inside , in order to prevent such situations as polar reversal connection, over-high voltage input, poor contact of the test clamps and so on. That makes sure safer and more convenient when testing. 4. This tester is the best tool for battery sales, vehicle repair and condition check of all kinds of acid batteries that used in equipment system associated with acid battery. Smart Test Function: 1. Battery test: cold start amplifier, battery resistance, voltage, life analysis. 2. Engine system test: the battery system changes with the startup process. 3. Charging system test: the working status of the charging system is output. 4. Maximum load system test: the maximum load state of the battery. How to Use:1.Connect the battery tester to the positive and negative poles of the vehicle's battery. 2. Start the vehicle, turn on the tester to start the test. 3. Print out the measured data and analyze the data.. Package List: 1 x Battery Tester (Including Crocodile Clamp)1 x Printing Paper1 x Manual