POWERFUL FAN: with left and right oscillation, 3-speed speed regulation, timed shutdown, and remote control functions. The all copper movement makes the product have a longer service life and quieter operation. STRONG GRIP CLAMP: Easily clips on to any surface with a strong clamp for firm grip. The fan equipped with an easy-to-open clamp with rubber grips that can be placed virtually anywhere without scratching the surface. MULTIPURPOSE: Three methods of use, to switch from tabletop to clip on and back, simply loosen the butterfly screw on the fan head and attach the base of your preference, lightweight, handy, clip fan, Wall-mounted fan and desk fan in one. CLIP FAN OF INSTALLATION: About installation problem, please refer left photo, set the hexagon/round nut into the corresponding hexagon/round groove, and screw in the screw from the other end, so that it will be exactly connected to the nut.