Simple visible LCD Screen display this PWM solar charge controller shows live parameters of power system, monitor and check the off grid solar system status. It includes solar panel parameter, battery level display and load status. √ All the controlling parameters can be reset flexibly to satisfy customer's different needs. √ 12V 24V auto switch, and automatically break off when the battery is not sufficient to power loads, make sure battery will not drain off. √Integrated multiple protection against overcharge, over discharge, over load, short circuit and reverse polarity, safely protect your battery. √ Temperature compensation function, the controller can automatically adjust the charge parameters of battery by environment temperature to prolong the service life of battery.