features:<br />1.100%  and high quality.<br />2.usb power: 5v<br />3.plug and play<br />4.temperature range: 40 - 45?c<br />5.can remove the hot clip<br />6.connect pc/laptop to internet by usb 2.0 cable<br />7.energy saving ，faster temperature rise， desired temperature can rise to within a few seconds<br />8.cable length: 126cm/49.61&amp;amp;quot;<br />9.color:black，purple<br />10.size：see the picture<br /><br />package included:<br />1pair x 5v usb powered heating heated winter hand warmer gloves washable<br />1 x usb charging cable