This men's shaver is designed for a comfortable and efficient grooming experience. It features a 3D rotary shaver head that automatically adapts to the contours of your face and neck for a close shave . The ultra-thin double ring cutter net is designed to capture hairs efficiently . Operation is intuitive with a touch-sensitive switch . Powered by a rechargeable ICR 18650 2000mAh Li-ion battery, it requires approximately 3 hours to charge and provides an extensive runtime of 180 minutes or more for extended cordless use .