- HIGH-PRECISION MEASUREMENT: Accurately measures indoor and outdoor temperature and records daily MAX / MIN; attains a temperature accuracy of ±1°C
- WIRELESS OUTDOOR SENSOR: Adopts 433MHZ RF module, featuring powerful signal penetrability and anti-interference capability
- EXCELLENT PERFORMANCE: Measurement range of -40 °C up to 70 °C; low temperature warning (-2 °C - 3 °C) with Ice Alert icon flashing on LCD; signals transmit as far as 50 m / 165 ft away from outdoor sensor
- BACKLIT LCD SCREEN: Clearly displays a wide range of information, including time (12 / 24-hour), alarm time, and indoor and outdoor temperature (°C / °F); stands upright on a tabletop
- EASY MOUNTING AND BATTERY POWERED: The sensor can be easily positioned outdoors with the wall-mounting hanger; both the main unit and the sensor work on 2 AA batteries (not included)