... -condensingCase materials: PC, ABS, or equivalent Advantages;1. AC Input laptop power adapter for world wide use2. Compact size, light weight ... .Unplug the power adapter when you do not use the laptop. Because, prolonged charging makes power adapter always in work status ... sheet, good heat cunducting,low temperature,high material cost. 4,Key components:The master chip is design by Leadtrand/SLS/Ang ...