Feature:1. MAIN PURPOSE: Solar charge controllers help you automatically manage the work of your solar panels and batteries with built in industrial microcontroller.2. DUAL USB OUTPUT: Compatible with 12V 24V voltage system, also can charge mobile phone, tablet, PC with dual USB output 5V 2.5A (maximum).3. PWM REGULATION: Adopt fast charging, large charging and floating charging 3 stages PWM regulation to achieve efficient and intelligent charging.4. CIRCUIT PROTECTION: With overcurrent, short circuit, reverse connection, low voltage, overcharge protection to improve efficiency and prolong battery life.5. WIDE APPLICATIONS: Suitable for solar power generation and ventilation systems, smart homes, solar light box, billboard and warning light, etc.Specification:Item Type: Solar Charge ControllerRated Discharge Current: 10AMaximum Photovoltaic Voltage: 12V system < 25V, 24V system < 50VUSB Output: 5V 2A maximumStandby Current: <10maWorking Temperature: -35~+60.Package List:1 x Solar Charge Controller1 x English User ManualNote:No need to reset when the battery runs out, because it remembers various parameters set by the user