Long Life Battery Operation -- easy-to-use and portable for refrigerators, freezers, or any location.
Accurate and Designed with Simplicity in Mind-
• 4-inch readable chart (order separately)
• 2-3 year battery life
• Cord-free and portable
• Digital display
• Optional 7-day or 24-hour recording
• NEW F/C Switchable
• NEW Battery Door
• NEW Hinged Door