UNIVERSAL OR U.S. INPUT RANGE AC to DC EXTERNAL WALLMOUNT adapters SINGLE OUTPUT 12 WATTS SWITCHING POWER SUPPLIES HES12 OR HES12B SERIES 美国通用输入范围或交直流外部壁挂式转接器单输2瓦电源供应器HES12HES12B系列 UNIVERSAL OR U.S. INPUT RANGE AC to DC EXTERNAL WALLMOUNT adapters SINGLE OUTPUT 12 WATTS SWITCHING POWER SUPPLIES HES12 OR HES12B SERIES 美国通用输入范围或交直流外部壁挂式转接器单输12瓦电源供应器HES12或HES12B系列 UNIVERSAL OR U.S. INPUT RANGE AC to DC EXTERNAL WALLMOUNT adapters SINGLE OUTPUT 12 WATTS SWITCHING POWER SUPPLIES HES12 OR HES12B SERIES 美国通用输入范围或交直流外部壁挂式转接器单输2瓦电源供应器HES12或HES12B系列