CDN FT220 Floating Thermometer Measurement Range: 20 to 220F/0 to 100C Removable buoy 1"/2.5 cm polycarbonate dial with 1.5/9.8 cm stainless steel stem Multi-purpose water bath monitoring: sous-vide, custards, brewing beer, sauces, soups and stews Waterproof (IPX6); safe for commercial dishwashers; 5-year limited warranty