4 in 1 FunctionalityThe trimmer includes multiple attachments for different purposes, allowing for trimming eyebrows, facial hair, and possibly other delicate areas. Its designed to provide precision grooming. 90 Minute Runtime Once fully charged, the trimmer offers a long 90 minute runtime, making it highly convenient for extended grooming sessions or travel. C Type Charging The device uses USB Type C charging, which is fast and convenient, especially if you already have other Type C charging devices. This also ensures compatibility with modern charging accessories.