MPPT solar controller features an industrial-grade main control chip with 16-level AD sampling accuracy. Complete three-stage charging management enables efficient and intelligent charging, effectively protecting the battery. Built-in multiple circuit protections ensure safe and reliable operation, making it suitable for home, industrial, and commercial applications. Features: - Compatible with three battery types: lead-acid (12V/24V auto-detection), lithium, and lithium iron phosphate batteries. - Industrial-grade main control chip with 16-level AD sampling accuracy for precise real-time display of temperature, charging current, discharging current, and power generation. - Automatic MPPT tracking technology ensures high charging efficiency with continuous charging detection, bidirectional tracking, and power-off memory function. - Large LCD display shows charging and discharging current, cumulative power generation, discharged power, and temperature. Supports light control and time delay control. Charging and discharging parameters are adjustable. - Three-stage charging management provides efficient and intelligent charging, helping protect the battery and extend its lifespan. - Built-in comprehensive circuit protection: overheat, overcurrent, short circuit, open circuit, reverse connection. Controller automatically recovers after fault clearance without damaging equipment. - Equipped with dual MOSFET reverse current protection for high-power charging and low heat generation. Supports four USB outputs with a maximum current of 2A, suitable for charging mobile devices. Specifications: - Rated Voltage: 12V/24V auto-detection - Charging Current: 30A / 40A / 50A / 60A / 100A (optional) - USB Output: 5V, up to 2A - Standby Current: Low power consumption