• 【Dual Output Design】Integrated USB output interface (5V/2A) supports direct charging for mobile phones and other devices, while traditional DC output provides charging and maintenance for automotive batteries, making it versatile for both vehicle and outdoor applications.
• 【Series Expansion Capability】Supports series connection functionality allowing multiple solar panels to be cascaded together, significantly boosting charging power to meet higher energy consumption device requirements.
• 【Intelligent PWM Control】Built-in smart PWM charging controller features overcharge protection, reverse connection protection, and LED status indicators, ensuring safe and reliable charging operations.
• 【Multiple Connection Options】Equipped with various connection methods including alligator clips for direct battery connection, cigarette lighter adapter for vehicle use, and DC extension cables for universal devices, providing excellent compatibility.
• 【Versatile Installation Methods】Offers multiple installation choices including transparent suction cups for car roof mounting, D-shaped metal rings for hanging, and four-corner mounting holes for bolt installation, suitable for vehicles, tents, and outdoor scenarios.
• 【High Efficiency Performance】Specifically designed for automotive lead-acid battery maintenance and lithium battery charging with 22.6% conversion efficiency, ideal for vehicle and outdoor multi-scenario applications.

Specifications:

• Model: PCB550-350D-SAE
• Rated Power: 30W
• Output Voltage: 18V
• USB Output: 5V/2A
• Controller Type: PWM Smart Charging Controller
• Product Dimensions: 550*350mm
• Conversion Efficiency: 22.6%