LCD display data download 32-88V 100A for 48V, 60V, and 72V English format Model ... Key Functions and Features: 1. Microprocessor control, LCD, English menu, real-time display of test data (e.g., voltage, current ... via an RS-232 port or an USB port for the attached dedicated software to process and generate ... datum at power outage, and the discharging time for each cycle is not more than 15 hours. 9 ...