1. Overloading protection 2. Short circuit protection 3.Conversed discharge protection 4.Reversed polarity connection protection 5.Thunder protection 6.Low voltage protection 7.Overcharge protection 8.Batteries stop and charge voltage HVD sets up 9.Charge and low voltage LCD sets up 10.Display the capability of the battery SOC 11.Loads and comeback setups. 12.Intellectualized temperature compensation13.Store, calculate and display the charged AH on the LCD screen.14.Store, calculate and display the discharged A on the LCD screen.15.CPU control and LCD-display16.automatic distinguish the voltage
PWM solar charge controller (charge regulator)