Norpro Decorative Cup Warmer (5569) Great for use at the office, home, dorm and travel! Heated plate keeps your mug warm, so you can take your time and enjoy your cup of coffee, tea, hot cocoa and other hot beverages. Nonstick heating element measures 3.75 / 9.5cm and easily wipes clean. Includes on/off switch with neon light indicator and an extra long 60 / 152cm cord! 120 volts / 24 watts. UL approved.