• 13 attachments for all of your grooming needs: Full size steel trimmer, a steel precision trimmer, a nose and ear hair trimmer, 3 hair trimming guards, 3 beard trimming guards, a stubble guard, an accessory travel storage bag, and a cleaning brush. Unlike competition, no oil needed to maintain high quality performance Blades and Guards are easy to detach and rinse. • Maximum precision with DualCut technology, which includes 2x more self-sharpening blades. The steel blades sharpen themselves as they work, resulting in blades that remain as sharp as day 1 after 2 years of use.. • Unlike competition, no oil needed to maintain high quality performance. Automatic voltage: 100-240 V. • Blades and Guards are easy to detach and rinse, For Hair Type: All Hair Types. • The Blade is made out of Metal. • The MG3750 is the model number indicated on the packaging, it is part of the Multigroom 3000 series.