Solar Charge Controller 40A PWM 12V 24V Auto LCD Solar Panel Charge Discharge Regulator with 5V USB, Parameter Adjustable

• Smart PWM charging and temperature compensation increases battery life and improves system performance.
• EASY TO USE: Simple Button Operation, LCD Display Indicate Battery Power,Voltage,Current and Charge & discharge Status, Daily Power Statistics, Adjuatable Charging and Discharging Control Parameters - it's really that simple.
• Comprehensive set of electronic protection functions e.g. stops reverse current at night (from the battery back to the solar panel), automatic cut off to prevent over-charging and deep discharge, solar panel over voltage, over load, short circuit and reverse polarity protection.
• Suitable for solar panels up to 480W (12V battery or battery bank) or 960W (24V system). Current limiting function (40A) allows possibility of adding more solar panels in the future.
• Features 5V 2.1A USB output that can be used to charge mobile phones, tablets, speakers, etc. A wide range of load working modes facilitate the product's application to different types of load.