This wireless thermometer provides users with instant access to five years of daily, maximum and minimum temperature history. Its microchip continually updates the display with the “extreme” high or low temperature with date recorded.

• Displays current indoor and outdoor temperatures, as well as date and time
• Maximum and minimum temperature memory
• Displays highest recorded and lowest recorded temperatures with date
• Five years of daily, maximum and minimum temperatures are held in memory
• One-touch temperature history so that user can compare today's readings with any other date
• Wireless data transmission up to 30m (100 ft) from outdoor temperature sensor
• °F/°C switchable
• Includes monitor and remote temperature sensor