Using Conditions: 1.Ambient temperature: -15 - and40 , 2.Relative humidity: 85 percent Color: Black Material: Plastic Specifications: Item Name: AC Power Adapter Plug Type: EU Plug Input Rated Voltage: Single Phase AC 220V, Operating Frequency: 50Hz, Output Voltage: AC 110V, Power: 200WA, Product Size: 8.5x6.3x 5.0cm or 3.34x2.48x2.09inch Efficiency: 98 percent Temperature: Less than 85 Waveform Distortion: Less than 0.1 percent Dielectric Strength: 2000V, 1 minute without breakdown, Insulation Resistance: winding resistance to ground single-phase 2.2M Package Contents: 1 X AC Power Adapter (No retail package) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.