Ultra-fast response and cost effective design makes the Adtemp 427 ideal for pediatric and institutional use. Features: Non-invasive forehead temperature measurement using patented conductive technology delivers clinically accurate readings in about 6 seconds. Reduces the risk of cross contamination and avoids the need for costly probe covers. Ideal for the hospital, clinic, or physician office. Auto off function conserves battery life. Audible tone when measurement is complete. Last reading memory. Dual Scale (°F/°C). 2 “AAA” batteries (included). Compact design measures just 4.7″ x 1.17″ x 1″ (12.0 cm x 3.0 cm x 2.4 cm ) weighs 1.3 oz (37g) including batteries.