1. Twist one side of extension pole counter. clockwise, prop it against the door frame or windows case, and CHARACTERISTICS1. Twist one side of extension pole counter. clockwise, prop it against the door frame or windows case, and turn it to the tight position.2. To take it out, twist it clockwise Item NoDescriptionPACKINGMEASREMARKSGL-EPS01ROD LENGTH 135-260CM40PCS/CTN62X37X45cm/3.59 ÜGL- ...