Proof Turkish Coffee Kettle, 0.5 liter capacity, 600 watts The Turkish coffee kettle from Proof Company, with a power of 600 watts and a capacity of .05 liters, is made of high-quality stainless steel and a heat-insulating plastic handle. It is characterized by an automatic shut-off when boiling. The possibility of removing and installing the kettle from the base. It is also characterized by ease of use, cleaning and storage.