Feature:1. Advanced Performance: The solar charge and discharge controller adopts automatic recognition of system voltage level and intelligent PWM charging mode.2. Simple Button Operation: The solar panel charging controller has a large LCD display screen, image LCD graphic logo, and simple button operation.3. Multiple Protection: Solar charging controller built in charge and discharge safety hours accumulation, battery reverse discharge, battery undervoltage, battery reverse connection, overload, short circuit protection.4. Multifunctional: Solar voltage regulator PWM charger, with automatic temperature compensation, adjustable charging and discharge control parameters and other functions.5. Easy to Use: This product can directly drive the solar controller using photovoltaic panels. Provide you with the convenience of use.Specification:Item Type: Solar Charge ControllerWeight: 145g/5.1ozUSB Output: 5VOutput Mode: USBOperating Temperature: -35℃~+60℃Application: Solar panels, etcColor: black and green.Package List:1 x Solar Controller1 x Manual