Welcome to our store! 1. Automatic Adaptation: This PWM solar panel regulator automatically adapts to 12V or 24V systems for easy and convenient use. 2. Plastic Housing: Made of durable plastic for a long lifespan. 3. LCD Display: Easily monitor the regulator's operating status with the clear LCD screen. 4. Multiple Protections: Features overcurrent, short-circuit, undervoltage, reverse connection, temperature compensation, and overvoltage protection for safe and reliable operation. 5. Wide Application: Ideal for villas, RVs, solar energy systems, yachts, boats, solar-powered signs, and streetlights. Item Type: Solar Panel Regulator Product Material: Plastic System Voltage: 12V, 24V automatic identification Maximum Photovoltaic Voltage: 23V for 12V battery, 46V for 24V battery USB Output: 2-way USB output, maximum 5V 2A Standby Current: Less than 10mA Operating Temperature: -35℃ to +60℃ Package Includes: 1 x Solar Panel Regulator 1 x Manual If you encounter any product issues after receiving your order, such as damage or incorrect quantity, please contact the seller immediately. We will do our best to provide you with satisfactory customer service.