?Our Stainless Steel Whistling Kettle stands for durability and its elegance and base? Its special construction allows for optimal heat distribution and thereby the water ? Heats up quickly and with less of energy.? When the water boils, inside the kettle is an acoustic signal through its pipe.? Perfect for your favourite tea or coffee!?The base spreads the heat evenly and quickly and is also very efficiently.Product name: Gas KettleMaterial: 304 stainless steelCapacity: 1L-7L1L kettle can be used as teapot or kettle.1.5L kettle can be used for instant noodles, milk powder, etc.2L kettle for home reception, brewing tea.3L kettle can fill a 5 lb household ordinary thermos.4L kettle can be used to fill 1.5 5 lb household ordinary thermos.5L kettle can fill 2 5 lb household ordinary thermos.6L kettle can fill 2.5 5 lb household ordinary thermos.7L kettle can fill 3 5 lb household ordinary thermos.Hukou diameter:1L(7.8cm/3.07in)1.5L(7.8cm/3.07in)2L(9.6cm/3.78in)3L(10.7cm/4.21in)4L(10.7cm/4.21in)5L(10.7cm/4.21in)6L(12.8cm/5.04in)7L(12.8cm5.04in)Bottom diameter:1L(13.5/5.31in)1.5L(15cm/5.91in)2L(16cm/6.3in)3L(18.5cm/7.28in)4L(19.5cm/7.68in)5L(20.5cm/8.07in)6L(22cm/8.66in)7L(23.5cm/9.25in)Body height:1L(10.8cm/4.25in)1.5L(11.8cm/4.65in)2L(12.8cm/5.04in)3L(15.1cm/5.94in)4L(15.3cm/6.02in)5L(15.8cm/6.22in)6L(16.8cm/6.61in)7L(18.2cm/7.17in)Total height:1L(21.5cm/8.46in)1.5L(22.3cm/8.78in)2L(23.6cm/9.29in)3L(28.3cm/11.14in)4L(28.3cm/11.14in)5L(29.3cm/11.54in)6L(30.3cm/11.93in)7L(30.6cm/12.05in)Net Weight:1L(415g)1.5L(450g)2L(540g)3L(725g)4L(775g)5L(880g)6L(995g)7L(1035g)Color: orange/ lemon yellow/green/primary color(Orange: personality,Lemon yellow: sunshine,Green: tranquility and vitality,Primary color: elegance and purity.)Bottom material: single bottomSurface treatment: high temperature baking process