The Russell Hobbs Dorchester Kettle features a rapid boil zone which means it can heat up the tap water from tepid to boiling in just 45 seconds now thats really handy for those times when you could kill for a cuppa. It can make one to three cups in super-fast time. It has a handy perfect pour spout design so the water can be poured evenly into mugs and cups without spilling all over your worktop. An internal water indicator tells you how full youve filled it so you dont boil it dry or over fill its 1.7 litre capacity. To keep your kettle clean and fresh, and free from limescale, it has a removable, washable filter that you can simply flip out, rinse through and pop back in.