Welcome to our shop! Description: This Solar Charge Controller is designed with a dual MOS anti-backflow circuit to ensure low heat generation. It features a complete 3-level smart PWM charging management system for high efficiency. The large LCD display with backlight provides clear operating information and allows for easy mode switching and parameter configurations. The charging and discharging parameters are adjustable with a power-off memory function. It automatically recognizes the 12V/24V system voltage. Safety is a priority with built-in short circuit protection, open circuit protection, reverse connection protection, and over current protection. This controller can be used for various applications such as home, industry, and commercial use. The wiring terminals have corresponding icon marks for easy connection of batteries, solar panels, and DC loads. Please install it in a well-ventilated place. Product Details: - Item Type: Solar Charge Controller - Material: Plastic - Rated Voltage: 12V/24V battery voltage - Maximum Charge/Discharge Current: 30A - Solar Panel Input Voltage Range: Maximum 18-450W/36V-900W - Charging Mode: PWM - Over Voltage Protection: 17V/34V - Full Charge Power Off: 13.7V/27.4V - Under Voltage Power Off: 10.5V/21V - Over Discharge Recover Voltage: 12.2V/24.4V Package Includes: - 1 x Solar Charge Controller - 1 x Manual - 1 x Wire Connector 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactory after-sales service.