Multifunctional and fast heating water cup: 3-in-1 portable electric hot water cup features: boiling water + thermal cup + water cup functions. Buying a water cup can loosen the boiling and keep the water warm and say goodbye to the repeated work of water in a cauldron. Put it in a backpack, you can always go, does not take up space. Four-stage thermostat heating cup: intelligent heating, you can enjoy hot water in just a few minutes. The temperature can be adjusted to 45 degrees, 60 degrees, 80 degrees and 100 degrees to meet daily hot water needs, baby milk powder temperature, tea and other needs. Reduce waiting time and save time. Insulation and safety: Double-layer thermal insulation design, the interior is made of high-quality 304 stainless steel and the outer layer is matte and micromatte, non-slip. The perforated design on the top relieves pressure, prevents overflow and hot water spray, prevents scalding and does not leak water. Automatic shut-off, intelligent NTC induction,