Feature:1. Solar Charge Controller: Auto detect the 12V 24V 36V 48V system, with a maximum PV input voltage of 100V and a maximum input power of 960W-2880W. Compatible with lithium ion and other batteries, supporting user defined batteries, with built in dual USB output of 5V 2.5A maximum, for charging your phone, tablet, and PC.2. 3 Level PWM Control: The controller is equipped with intelligent PWM control, with high charging efficiency. Through the 3 level charging mode of bulk, boost and float, the battery is charged quickly, efficiently, and safely, effectively extending the battery life. Combining solar light control and time control to freely adjust the load enabling duration.3. For 14 Types of Battery: Compatible with various 12V 24V 36V or 48V batteries, such as SEL, USE, FLD, GEL, for LiFePO4, and ternary lithium batteries. The LCD screen has clear special icons for various lithium batteries, making it easy to choose the type of battery. Support users to customize batteries and calibrate battery voltage.4. Clear Display: Built in backlight LCD screen, real time monitoring of charging current, generated energy, temperature, battery voltage, error coding, fast and easy setting and debugging parameters. No matter how the user switches the display screen, after 100 seconds of not pressing the button, it will automatically return to the default display screen.5. Multiple Protection: Equipped with protection against overheating, automatic stopping of charging, preventing output short circuits, preventing over discharge, preventing reverse polarity connection, and limiting maximum charging current to ensure safe use. Air cooling, completely silent.Specification:Item Type: PWM Solar Charge ControllerModel: Pstar-80AWorking Voltage: 12V, 24V, 36V, 48VRated Charging Current: 80ARated Output Current: 50AMaximum Input Power: 12V 960W, 24V 1920W, 36V 2880W, 48V 3840W. photovoltaic panel Maximum open circuit voltage: 100VApplicable Batteries: 14 types of batteries to choose from, including lithium batteries. Lithium Battery Activation: Built in lithium battery activation function. DC interface: 2 x USB 5V 2A. Protection Level: IP30Display: LCD color screen with anti glare and backlight screen. Protection Functions: Reverse protection, maximum charging current limit, over discharge protection, short circuit protection, over temperature protection. .Package List:1 xPWM Solar Charge Controller1 x User Manual