Industrial-grade Main Control Chip: Provides dependable and high-performance functionality. Dual USB Port 5V 3A Output: Charge multiple devices simultaneously. Short Circuit & Open Circuit Protection: Safeguard against electrical mishaps. Reverse Connection Protection: Protects against wiring errors during installation. Full 3-stage PWM Charge Management: Maximizes battery charging efficiency. Discover the ultimate in solar power control with our PWM Solar Charge Controller. Engineered with an industrial-grade main control chip, this controller guarantees top-notch performance and durability. Enjoy the convenience of charging your devices on the go with dual USB ports offering 5V 3A output. Stay secure with short circuit and open circuit protection, ensuring your system remains stable and safe. Our reverse connection protection feature simplifies installation, preventing potential damage. Trust us to manage your battery's charge cycle effectively with full 3-stage PWM charge management, keeping your power flowing smoothly.