An essential bartista tool for achieving the ideal milk temperature for frothing. Frothing zone Safe for commercial dishwashers Field calibration with wrench on sheath 1.5″ (3.8 cm) magnified dial Accuracy: ±2°F (±1°C) 0 to 220°F/-18 to +104°C For small frothing pitcher Dual scale Shatterproof lens Stainless steel housing Sheath can be used as handle extension 5″ (12.7 cm) stem Mounting: pocket clip Adjustable stainless steel clip Housing Material: 304 stainless steel Probe Material: 304 stainless steel Dimensions: 1.5 W x 5.5 H x 1.5 D in (3.8 W x 14.0 H x 3.8 D cm)