All adapters have been fully tested:Strict Aging Test,Strict Material Test,Over Voltage Test,Over Temperature Test,Safety Test,High efficiency low energy consumption<br> Fit model:HC3400 HC3410 HC3420 HC3422 HC3426 HC5410 HC5440 HC5442 HC5446 HC5447 HC5450 HC7452<br> Applicable to: Adults<br> Colour:black / gray<br> Material:plastic<br> Package Contents:<br> 1 * Hair clipper<br> Only the above package content, other products are not included.<br> Note: Light shooting 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.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store