Maximum transmission distance: 10M Material: aluminum alloy+PC+ABS Shrinkage length: 23CM Extension length: about 90CM (4 sections), wide-angle rotating head setting, easy to capture multi-angle lenses, more able to fold the head in half, minimizing the length of the selfie rod, stretchable mobile phone head anti-skid pad design, not only meeting the size requirements of mainstream mobile phones • ABS+PC synthesis process at the notice