1.1. Upgraded Version of Solar Panel Controller: Compatible with 12V 24V systems. This solar charge controller helps you automatically manage the operation of solar panels and batteries in your solar system using an integrated industrial microcontroller. It remembers various user set parameters without the need for reset when the battery is depleted. You can also charge your phone, tablet, or PC via two USB outputs with up to 5V/2.5A. 2.2. Safe to Use: Equipped with overcurrent protection, short circuit protection, reverse polarity protection, low voltage protection, overcharge protection, and complete 3 stage PWM charging management. This 30A solar charge controller allows you to safely enhance system performance and extend battery life. 3.3. LCD Display: The LCD screen provides real time status and data. You can easily switch between modes and parameter configurations, making the controller suitable for various locations such as homes, industries, and businesses. 4.4. Multiple Electrical Protection Features: Built in overcurrent protection, short circuit protection, reverse polarity protection, open circuit protection, automatic recovery, and no damage to the controller, ensuring reliable protection for your devices.