Solar MPPT Charge Controller for 12V and 24V systems, designed for efficiency charging, battery protection, and flexible configuration. Key benefits Maximizes solar conversion and charging speed through advanced MPPT technology and continuous autofocus tracking. Extends battery life with full threephase charging management and adjustable charging and discharging parameters. Protects system and devices with builtin safeguards and automatic fault recovery. Convenient device charging on the go via dual USB ports while monitoring performance on a large LCD display. Main features MPPT tracking: Autofocus MPPT tracking with twoway focus and continuous detection for higher charging efficiency. Threephase charging management: Multistage charging protects battery health and improves durability. Large LCD display: Clear readout of charging status, system parameters, and configurable charging and discharging settings. Dual USB ports: Charge two mobile devices simultaneously from the controller. Auto discharge: Prevents overcharge conditions by managing discharge behavior automatically. Protections and auto recovery: Builtin overheating protection, overcurrent and short circuit protection, open circuit protection, and reverse connection protection. The controller automatically recovers after faults are cleared. Adjustable settings: Charging and discharging parameters are useradjustable worldwide to match different battery characteristics. Technical specifications Size: 12V 24V Color: 40A Rated Voltage: 12V/24V Rated Current: 100A Max PV Voltage: 50V Max PV Input Power: 1200W at 12V, 2400W at 24V Package includes 1 x Solar Panels Battery Charge Controller 1 x User Manual Typical applications Offgrid cabins and tiny homes: Manage large solar arrays and protect battery banks while providing USB charging for devices. Recreational vehicles and boats: Efficiently charge 12V or 24V batteries, monitor system status on the LCD, and power small electronics via USB. Remote systems and backup power: Support PV input power for lighting, communications equipment, and battery maintenance in isolated installations. Compatibility and performance notes Compatible with 12V and 24V battery systems and photovoltaic arrays with open circuit voltage up to 50V. Supports PV input power up to 1200W for 12V systems and 2400W for 24V systems. Useradjustable charging and discharging parameters require understanding of battery type and characteristics to optimize performance. This controller combines MPPT efficiency, comprehensive battery management, and practical features like dual USB outputs and an intuitive LCD to provide reliable solar charging and system protection for a wide range of 12V and 24V installations.