Tower fan with touch control panel. Diameter (base): 28cm x Height: 90cm - Control Panel: Touch control panel - Functions: ON/OFF switch, fan speed adjustment button - Design: Tower fan The following is a product description from the HP: Slim tower fan. Equipped with an electric louver that adjusts the up and down direction of the wind, it can send air not only left and right, but also up and down. The up and down movement range of the louver is about 70 degrees, and it also has an about 85-degree swivel function. Operating modes include strong/medium/weak 3-stage wind power switching, "rhythm mode" that changes the strength of the wind at a constant rhythm, "sleep mode" that gradually weakens the wind, and an "off timer function" that can be set for 1/2/4 hours. In addition, it also has a negative ion generation function. Thank you for viewing.