1.off grid solar power inverter 2.low unloading current&high efficiency 3.pefect protection ... Circuit: YES Status Indicator Lamp: Work: Green LED Failure: Red LED and alarmLED Display: Voltage, Current, Power(optional) Material:AluminumColor:Red, blue, silverOrder ... .10.Color: red, blue, sliver, black.11.Warranty: we offer one year warranty for our products. Please feel assured.12.Payment ...