Features Auto Voltage Detection: Automatically identifies 12V, 24V, 36V, and 48V systems with a maximum PV input voltage of 100V, ensuring optimal compatibility with various battery types Efficient PWM Control: Features intelligent PWM control with 3 charging modes—bulk, boost, and float—maximizing charging efficiency while extending battery life significantly Versatile Battery Compatibility: Supports 14 battery types, including lithium-ion and gel, with clear LCD icons for easy selection and user-defined customization options Features: 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 ly 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 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. photovoltai Package List 1 x PWM Solar Charge Controller 1 x User Manual