product manual: Bullet capacitive pen, convenient and compact, when it is not used, it is dustproof. When used, it is versatile and compact. Painted pen body - highlighting the famous style Imported softness sensing silicone - texture is full when writing, more protect your capacitive screen Hemispherical contact design - 360 degree contacts make it easy to touch at every angle The capacitive screen stylus is exquisite in workmanship, exquisite in style, and stylish without losing temperament. The actual operation experience is perfect, the hand feels smooth and refreshing, the capture capacitance is fast and agile, no loss, no overflow, protection for the screen, no damage to the screen, no stains left. The current trend has been extended to the field of mobile phone protection, and it is also attracting attention.