The TOPDON TB6000PROBattery Tester and Charger combines two battery tools in one. It features a nine-step smart charging mode, which can display a pre- and post-report showing accurate data comparison. The expert mode function gives users the ability to adjust more values within its nine steps, including current, voltage, pulse current, duration, and customize different modes to their desired settings. With Bluetooth compatibility, users can monitor the status of a charge using an app. The TB6000PRO is compatible with all types of 6V and 12V lead-acid batteries and 12V lithium batteries, including LI, wet, gel, MF, CAL, EFB, and AGM.