Original 4in1 micro trimmer set best trimming and shaving for hair,beard,nose,ear,eyebrow,necklines,shoulder and sideburn very best for home or journey use positive plastic materials voltage:AC 100-240V,50/60Hz(The voltage written at the floor of the field is 220 V-240V, but it surely can actually be used for 110V or 127V or 240V)3W high qulaity battery powerful motor EU charger english consumer handbook charging time 12 hours price LED light operating time 70-90 minutes 2- 12 months guarantee when changing accessories, please rotate the tip