Portable & Travel - The portable water bottle measures just 8.26 inches and weighs 0.82 pounds. The compact design is designed for travel, business trips, camping, office and other scenarios, and is especially suitable for use in hotels without a clean electric kettle. NOTE: It ONLY works when plugged in!4 Variable Presets - The mini electric kettle preset temperatures are 212-195-185-175°F, meet the temperature required by most tea and coffee. It inherits all the features of the kettle, thermos and cup.Anti-Scald Double Wall & 304 Stainless Steel - Preventing the surface temperature of the kettle from overheating, while maintains the water temperature for a long time. The small kettle are made of food-grade 304 stainless steel, 100% BPA free, provide you with healthy water.Safe Tech - The kettle automatically shuts off when a preset temperature point is reached, preventing dry burning. Newly upgraded exhaust vents, which help reduce pressure when boiling water, allow you to close the lid and boil without worrying about scalding when the water boils.Fast Heating - The display will indicate the real temp, 300w quickly heats 330mL/11.64oz of hot water in just 7 min. In addition to reaching 212℉, the kettle will be kept warm for 2 hours after the other preset temperatures are reached. Product Description 1 Hotel 2 Camping 3 Office 4 Home Steam Outlet for Safe The small outlet on the lid could reduce the pressure in the pot when heating. Easy to open and less the risk. Non-Slip Base Increase friction, not easy to knock down. Hidden Socket When not in use, the plug can be hidden, which not only protects the plug, but also does not affect the appearance. Fast Heating 300w quickly heats 330mL/11.64oz of hot water in just 7 min. SKE-833 Sekaer 330mL/11.64oz Capacity 400mL/14.1oz 300W Power 300W 2.91*2.91*8.26inches Size 2.95*2.95*8.66inches 120V Voltage 120V 0.82 pounds Net weight 0.9 pounds 330mL/11.64oz Capacity 380mL/13.4oz 300W Power 300W 2.91*2.91*8.26inches Size 3*3*8.9inches 120V Voltage 120V 0.82 pounds Net weight 0.98 pounds 330mL/11.64oz Capacity 380mL/13.4oz 300W Power 300W 2.91*2.91*8.26inches Size 3*3*8.9inches 120V Voltage 120V 0.82 pounds Net weight 0.98 pounds SKE-840W SY-618B SY-618A Can this small electric kettle also be used without cord? No. It ONLY works when plugged up! Can I use the kettle at 220-240V? NOTE: This is wired for 120V voltage ONLY in North America. If you want to use it in other regions with different voltages, you will need voltage converter. Tip: using a voltage converter will make the boiling process slower The kettle is said to be stainless steel, but why are there black spots after use? Sekaer that all portable kettle are made of food-grade stainless steel. It's normal if your kettle exposes spots or rust on the stainless steel bottom after the first use if the water quality in your area is so hard. How to Descale / Clean the Kettle? Filling the kettle with 1 cup of vinegar or lemon juice and 1 cups of water. Boiling the liquid and leave it for 2 hours, then use a cloth to clean and wipe. Rinse the kettle with clean water, repeat as needed.