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 Pole: Copper Adjustable tube: Steel Double-sided tape: EVA plastic - Product dimensions Luminous flux: 40 Lumen Depth: 1 " Diameter: 5 " Luminous flux: 40 Lumen Depth: 3 cm Diameter: 13 cm - Batteries are sold separately, 3 pcs HR6/AA required. - Good to know Built-in LED light source. IKEA recommends LADDA rechargeable batteries. New, fully-charged LADDA AA 2000 mAh rechargeable batteries give 10 hours of light. One charging will last approx. 1.5 months if used for 15 minutes per day. Light color: warm white (2700 Kelvin). Tested and approved for bathroom use. Approved for IP44. LED life approx. 25,000 hours. Screws for wall mounting not included.