Avoid Scalding: balbali portable kettle designed a vent on the lid to let expanded air out, So you need tighten the lid when boiling water(open the rubber), to prevent hot water overflow and sprayed everywhere, avoid scald when unplugging device/cord No Leak: balbali travel water kettle has a great seal so it wont leak even upside down turn, carry liquids so easy in your bag Fast Boil: Our portable water kettle gets the water hot pretty quick, It heats to a rolling boil in about 5 minutes Away From Dirty Hot Water: You no longer have to boil your water with a dirty hot water maker in travel, make tea or coffee with your own water by balbali portable tea kettle Boiling Water On The Go: This travel electric kettle is perfect for travels, It doesnt take up much space,fits in lunch bag or suitcase no issue