... Overload protection6, Output over voltage protection7, Short circuit protection8, High efficiency Mini 78 %9, DC socket (optional)10, ... --40°C17, Storage Temperature Range: -20 --- 85°C18, High Humidity Operation :+ 40 °C and 90 ~ 95% Humidity19, ... High quality products2, Reasonable price3,Strict quality control system4,Excellent R/D and sales team5,Diversified options6,12 months warranty7,International ...