Product features: 1. Industrial-grade main control chip, high sampling accuracy, accurate real-time display of temperature, charging current, and discharge current, and power generation once. 2. Auto focus, tracking charging, high charging efficiency, and uninterrupted detection. 3. Two-way focus tracking when charging. 4. Large-screen LCD display, adjustable charging and discharging parameters. When the output is turned off, the time can be adjusted, which is more convenient. 5. Complete three-phase charging management effectively protects the battery and makes the battery more durable. Built-in overheating, overcurrent short circuit, open circuit protection, and reverse connection protection. When the fault is eliminated, the controller automatically recovers without damage. Specification: USB output: 5V/2.5A Standby current: less than 10mA Rated voltage: 12V/24V Maximum PV voltage: 50V Maximum photovoltaic input power: 260W (12V) 520W (24V) Rated charging current: 10A Rated discharge current: 10A Working temperature: -35 degrees to 60 degrees Increased charging voltage: 14.4V (sealed type) Float charging voltage: 13.7V (default, adjustable) Discharge cut-off voltage: 10.7V (default, adjustable) Discharge voltage: 12.6V (default, adjustable) material: plastic Colour: Black Package Contents: 1 x Solar Panel Battery Regulator Charge Controller Contains only the above package contents and does not include other products. NOTE: Light reflections and different monitors may cause the color of the item in the picture to differ slightly from the actual item. The measurement allowance is +/-1-3cm.