This controller is a kind of intelligent and multifunctional solar charge controller. These serial products adopt customized LCD display screen which makes the operation on the interface rather convenient. All the controlling parameters can be reset flexibly to satisfy your different needs; Visual LCD graphic symbol; Brief key operation; Grade auto switch of system voltage; Intelligent PWM Charging Mode; Auto temperature compensation; Adjustable charging & discharging parameter; Settable working modes of loads; Accumulative function of charging & discharging AH; Overloading & short-circuit protection; Battery reversed protection; Delayed auto restart after overloading protection; Protection for battery low voltage; Protection for battery back discharging