12V/24V Single output pwm Solar charge controller SR-L 1.PWM 2.Digital LED display 3.Various protection 4. ... .Digital LED display3.Various protection4.Temp. compensateSingle-output series (SR-L)1. PWM charging mode.2. Five load working mode.3 ... protection and TVS lightning protection.5. Temperature compensation function.ModelSR-L seriesrated charging current5A,10A ,15A ,20A ,30A ,40A(optional)Rated ...