Instant hot water dispenser to keep water at chosen temperature after boiling. Energy efficient double walled body – 2W per hour to maintain heat. Portable 5 x Temperature settings Self-cleaning operation with citric acid Leave on 24/7 20 minute boil from fresh water – beeps 5 times when chosen temperature is reached 360 Degrees rotating base Auto cut off after 72 hours of non usage or if pot runs dry.