Set of 2 (Assembly) Screwdriver is required. 4 screws are tightened. This SD (standard) type can be installed with containers up to 5.9 x 8.9 inches (155 - 225 mm), and the installation part is 3.8 x 3.8 inches (97 x 97 mm). Pedal Disinfection Stand: You can operate it by stepping the pedal on your feet without touching the push bottle of the disinfectant. The mechanism is to place the container in your hand, and when you step on the foot pedal, push the bottle up and the disinfection fluid is sprayed from the nozzle. The nozzle does not go up or down, reducing the risk of touching the nozzle. (All Stainless Steel) Uses SUS304 (18-8 stainless steel) so it is rust resistant and can be installed outdoors or in front of the entrance. Great for medical sites. It is washable. The bottle can be removed with a single touch (push the push bottle a little bit forward) The pedal can be removed with just one touch, so you can easily clean the area around the foot pedal. Size: The height of the maximum size container is 37.0 inches (94.2 cm). Width=29cm, Depth=26.2cm Weighs 3.2 kg The height of the bottom of the bottle is 27.6 - 28.3 inches (70 - 72 cm). It is designed to be the height of a standard desk or table, so it can be used reasonably by both children and adults. (Be careful not to let liquid into the eyes of small children. Durability: The simple and streamlined construction means it can be used for a longer period of time. Waterproof stickers for feet and tops.