Automatic Power off Protection Our sweater shaver adopts the latest child safety lock design. When the cover is opened or the knife net is released, it can automatically stop working immediately to prevent you or your child from accidental injury. USB Charging This bobble remover with upgraded battery, it can work continuously for more than 120 minutes when fully charged. It is the perfect clothing care tool to carry with you. Small and portable, suitable for family or travel. Powerful and Efficient Thanks to the improved 6-blade stainless steel blade and the speed of 6000 rpm, this lint shaver can remove hair balls from your clothes in a few seconds, saving you a lot of time. Thanks to the universal USB rechargeable battery, this clothes defuzzer does not need any additional battery, which is more environmentally friendly. Fabric Protection Bionic honeycomb mesh can remove hair balls of different sizes, prevent loose thread from entering the fuzz remover for clothes, and ensure that you can shave perfectly without scratching or damaging the clothes. Restore Old Clothes Quickly and easily remove hair balls, fluff and bobbin. This fabric shaver is applicable to almost most clothing and fabrics, including carpets, blankets, sofas, sweaters, sheets, gloves, etc., giving your favorite clothes a second chance to use.