Easy to install without drilling. You can mount the lamp to the wall using the suction cup, self-adhesive backing or screws.
Base/ Cover/ Wing nut/ Lid holder: ABS plastic
Lens holder/ Optical lens/ Reflector/ Shade/ Housing/ Support bracket/ Lock: Polycarbonate plastic
Ring/ Switch cover: Synthetic rubber
Spring: Stainless steel
Adjustable tube: Steel
Double-sided tape: EVA plastic