The Adc Adtemp Iv Digital Thermometer. An electronic thermometer with a rigid probe designed and priced to be a viable replacement for mercury filled glass thermometers, which are gradually being phased out of healthcare. This new model features a 2-piece case. It is dual-scale (C/F) switchable, water resistant and offers a last reading memory. Beeps when measurement is complete. Features a storage case, long life battery and auto-off feature.