Features Industrial Main Chip: Equipped with an industrial main chip, this solar charge controller ensures 16AD sampling accuracy and provides accurate real-time discharge current display, allowing you to monitor power generation easily. High Charging Efficiency: The MPPT solar controller features high charging efficiency and automatic focus loading, maximizing the power generated from your solar panels. It offers uninterrupted detection charging and two-way focus tracking for optimal performance. Intelligent Protection: This charging controller offers comprehensive protection functions, including overcurrent, short circuit, back connection, and open circuit protection. It also features automatic recovery, ensuring the safety of your solar power system. Innovative MPPT Technology: With innovative MPPT technology, this solar charge controller achieves tracking efficiency of up to 99%, increasing efficiency by 10%-30% compared to ordinary controllers, resulting in more effective power utilization. Superior Quality Material: Crafted from high-grade ABS material and manufactured with strict processing technology, this solar charge controller offers reliable performance, making it the ideal choice for your solar power system. Specification: Item Type: Solar Charge Controller Weight: 112g/4oz Product Material: ABS System Voltage: 12V, 24V automatic recognition Current: 10A, 20A, 30A Package List: 1 x Solar Controller 1 x Instruction Manual 1 x Connecting Wire Note: When installing for the first time, ensure that the battery has sufficient voltage so that the controller can recognize the correct battery type. Package List 1 x DIN-Rail Electric Meter 1 x Manual 4 x Accessories