Ergonomic Design promotes a healthy posture and optimizes comfort for the neck and shoulders by elevating the monitor to an optimal viewing height. Kensington Patent-Pending Modular Design supports comfort and productivity by allowing you to swap the heater with a cooling desk fan (K55855WW/EU) or an air purifier (K55462WW/EU) to accommodate different seasons environments or personal preferences. Stylish and Durable design fits well with either a home office or modern business environment and supports monitors and all-in-one PC s up to 27 . Portable 250W Ceramic Heater can be removed and used as a stand alone personal heater providing fan-powered warmth for desk spaces up to 1.1 square meters (12 square feet). Certified 10-Point Safety System includes auto shut-off auto-off tip over switch overheat protection overcurrent protection thermal cut-off fuse 18-second cool-off fan UL-94-V0 certified fire-retardant plastic cool-touch housing and safety-proven PTC technology for a T?V certified perso