About this item [Instant Boiled or Warm Water] When you wanna to drink a cup of coffee, do you have to boil a pot of water by the electric kettle? With this instant water heater, you only need to wait 3 seconds to drink hot water (250ml each time), time and enrgy saving. [Widely Use] When you want to have a cup of coffee/ milk/ tea in the office or at home, want a bottle of hot water for baby nursing in the evening, want some boiled water at the hotel, this mini hot water kettle would be your best companion. [Controllable Temperature] You can set the water temperature at 25℃ / 45℃ / 60℃ / 80℃ / 100℃, meets different requirements, 5 temperature levels adjustable by one button. Safe child lock button to avoid accidents. [3 Ways of Pumping] Comes with wide compatibility connector and a water tube, it can pump and heat water for mineral water, bottled/ barrelled water or drinkable water in the tank (the tank is not included). [Portable Size] Dimension: 3.9*2.4*7.4in, handy size and lightweight, takes only small space on your desk, also great for travel, business trip, road trip. Notice: The machine only works the temperature of water less than 40℃.