Double load output series (SR-2L) 1. Individual control. 2. Five kinds of load working mode. 3. Adopts double MOS series circuit. 4. PWM charging mode. 5. Double digital LED display. 6. Use industry-specific chip and precision components. Parameter: Model: SR-L series rated charging current: 5A ,10A ,15A ,20A Rated discharging current: 5A ,10A ,15A ,20A Working Voltage:12V ,24V ,12V/24V Auto No load losses: