Features 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, 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 For 14 Types of Battery: Compatible with various 12V 24V 36V or 48V batteries, such as SEL, USE, GEL, for LiFePO4, and ternary lithium batteries. The LCD screen has clear special icons for various lithium batteries, 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, Multiple Protection: Equipped with protection against overheating, automatic stopping of charging, preventing output short circuits, preventing over discharge, preventing reverse polarity connection, Specification: Item Type: PWM Solar Charge Controller Model: Pstar-80A Working Voltage: 12V, 24V, 36V, 48V Rated Charging Current: 80A Rated Output Current: 50A Maximum Input Power: 12V ≤ 960W, 24V ≤ 1920W, 36V ≤ 2880W, 48V ≤ 3840W. photovoltaic panel Maximum open circuit voltage: 100V Applicable 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: IP30 Display: 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 x PWM Solar Charge Controller 1 x User Manual Package List 1 x PWM Solar Charge Controller 1 x User Manual