Double ring veneer knife net design,increase contact area,effective shaving speed,water can be washed,wet and dry,easy to disassemble the cutter head assembly,can be used for charging,convenient and fast,lithium battery 600mmah can be fully charged at a time 60 minutesBrand: SURKERName: Electric hair trimmerItem: Electric shaverType: Nose hair trimmerWith sideburn device: YesFunction:Multi-function trimmerProduct Name:SK-217 Shaver/4 in 1Charging Time: 8 hoursUse Time: 60 minutsWaterproof: the cutter head can be washedColour: blackMaterial: plastic + stainless steelPackage Contents:1 x host1 x Shaver head1 x sideburn cutter head1 x nose hair cutter head1 x carving cutter head1 x cleaning brush1 x power cord1 x English manualOnly the above package content, other products are not included.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.