The Tatung TWHP-40 4-liter water heater features 2-way water dispensing system: cup push and electric pump. This provides a lot of convenience to the user. Portable and quickly boiling water and keep water warm constantly For more convenience, the water heater is equipped with 360 degrees base rotating design and a stainless-steel interior that is easy to clean. Another prominent features of the Tatung Water heater include: 100% boiling, Tinplate wrap, stainless steel internal chamber, auto keep warm function, electronic cup dispenser, re-heating function, safety lock and manual cooling function.