This freezer thermometer protects frozen and chilled samples from potential spoilage. This monitors temperatures inside the freezer or refrigerator with the added convenience of sound and flashing LED lights to alert out-of-range temperatures.

• Large digital display shows freezer/refrigerator temperature plus ambient temperature
• Switches toggle for freezer or refrigerator monitoring and °F or °C

Suction cup attaches the probe inside freezer/refrigerator while the thermometer secures to the outside with hook-and loop tape.