Questions about Sogo Retro Strix Control cordless kettle

The kettle's base station must be connected to a socket using the integrated cable. The kettle itself can then be placed wirelessly on this station to bring the water to the boil. The manufacturer provides the following additional information: 1.8 litre metallic red lacquered stainless steel kettle - Integrated thermometer for current liquid temperature - High-quality Strix control for maximum safety and work efficiency - Transparent water level indicator - Removable filter - Dry boil protection - Protection against overheating - 360° base with cable protection - Body with cold touch and scald protection - Automatic switch-off Unfortunately, it does not provide any information on the material of the filter or whether the water only comes into contact with stainless steel.