Dry Goods › Zoo Med Analog Reptile Thermometer Image 1 of 1 Zoo Med Analog Reptile Thermometer £14.00 Quantity: Add To Cart Added! Extreme temperature range from 20° to 120° F (-6 to 49°C) for precise temperature monitoring. Extreme temperature range from 20° to 120° F (-6 to 49°C) for precise temperature monitoring.