Feature:1. The solar controller has multiple protection functions such as short circuit, open circuit, reverse and overload, and has good safety.2. Adopting 3stage PWM charging management can improve system efficiency and extend battery life.3. In order to protect the battery, once the battery voltage drops below 8V, the solar controller will automatically shut down.4. Equipped with LCD display screen can clearly display status and data, easy to switch modes and parameter settings.5. 12/24V dual USB charging mode, has low interference, suitable for home, industrial and other circuit protection.Specification:Item Type: Smart Charge ControllerMaterial: ABSModel: CBK2410Uses: Suitable for home, industry, commerce, etc.Rated Voltage: 12/24VMaximum Photovoltaic Voltage: 50V10A Maximum Photovoltaic Output Power: 130W (12V) 260W (24V)20A Maximum Photovoltaic Output Power: 260W (12V) 520W (24V)30A Maximum Photovoltaic Output Power: 390W (12V) 780W (24V)USB Output: 2 USB outputs, 5V/1A (maximum)Standby Current: <10mAWorking Temperature: -35-60.Package List:1 x Smart Charge Controller1 x User ManualNote:The charge controller is only suitable for open type/AGM/gel type acid batteries, not suitable for nickel metal hydride, lithium, lithium ion or other batteries.