BIOS Weather - Wireless Thermometer / Hygrometer 

This wireless thermometer receives temperature data up to 30 meters / 100 feet from the outdoor sensor. The humidity sensor is located on the indoor monitor and displays humidity readings to help keep your home comfortable year-round. With its multi-sensor capability, the indoor monitor can display the temperature from 3 sensors.

Features :

• Outdoor temperature range: -35°C to 60°C / -31°F to 140°F
• Indoor relative humidity 20% to 95%
• Transmission Range: 30 m / 100 ft
• Indoor/outdoor temperature
• Moon phase
• Memorable mix/max data
• Comfort Icon
• Backlight function
• Daily alarm with date, time and snooze
• 2-year warranty