1、The solar panel charge controller is compatible with the 12V/24V system, and the built in industrial microcontroller can automatically manage the work of the solar panel and the battery in the solar system. 2、Circuit protection function, solar panel charge controller has short circuit protection, open circuit protection, reverse connection protection and overload protection. 3、Comprehensive 3 level PWM charge management can improve system efficiency and extend battery life, dual MOSFETs have reverse current protection and low heat generation characteristics. 4、Adopting LCD display design, dynamic display of equipment operating data and working status, humanized button settings, more comfortable and convenient operation. 5、Wide range of applications, widely used in solar home systems, traffic lights, solar street lights, solar garden lights. 1 x Solar Charge Controller1 x User Manual Item Type: Solar Charge ControllerMaterial: ABSRated Voltage (Va): 12/24VUsb Output: 5V/ 2.4A (Maximum)Self-consumption: ≤10mACharging Method: PWMWorking Temperature: -20℃ to +55℃