The solar charge controller is a device used to control the photovoltaic panel to charge the battery and provide load control voltage for voltage- equipment. Our product adopts an industrial-grade main control chip, automatic focus tracking charging, high charging efficiency, and can play a very good control role. Features -Rated current: 100A(max) -Maximum photovoltaic voltage: 12V/24V/36V/48V solar panel -Color:Black -Material:Aluminum, plastic - Size: 19.00X18.00X7.00cm/7.47X7.07X2.75in - Advanced MPPT technology: Ensures maximum tracking and efficient charging, and power-off memory function - Wide voltage range: Compatible with a wide range of solar panels and battery systems including 12V/24V/36V/48V solar panel - Intelligent control: charging and discharging parameters are adjustable, as well as light control and time delay control. - Mult-protection: Complete charge management system, effectively protect the battery, and the circuit energy conversion efficiency is high. - Easy to install: Simple wiring and setup process for quick and easy installation. Package list: 1 Charge Controller 1 x User Manual