Feature 1Digital LED large display clearly shows voltage, load identification, battery level identification, charging identification, etc. 2Adopts military quality PCB circuit board, effectively improve A full level, antiaging and has long service life. 3With 2A USB port output, can be used for various electronic products with USB interface. 4Smart sloar charge and discharge controller, maximum power point tracking charging model, convenient to use. 5Accurately manufacturing, features stable performance and high reliability.Item Type: MPPT Solar Charge ControllerMaterial: PlasticRated Voltage: 12VUSB Output: 2A Over Charge Current: 13.7VOver Discharge Current: 10.5-11VTemperature Compensation:-3mv//CellEmpty Load Wastage: <45mALoop Voltage Drop: <200mvMonitor: LED DisplayCharging Mode: Maximum Power Point Tracking .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 xSolar Charge Controller1 x Manual1 xScrew Pen4 xScrew FittingsNotePlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.