Weather forecast with icons (sunny, partly cloudy, overcast, rainy, snowfall).

Indication of indoor temperature and humidity with trend display.

Indication of outdoor temperature and humidity with trend display.

• Indoor temperature range: -9.9°C to +50°C
• Outdoor temperature range: -40°C to +60°C
• Indoor humidity range: 1% to 99% relative humidity
• Outdoor humidity range: 10% to 99% relative humidity
• Easy to read indications
• Frost alert icon
• Memory records max. / min. value (with manual reset)
• Recording of the last 24 hours
• Digital time and date
• 12/24 hour display format selection
• Snooze function
• Temperature display in °C / °F
• Screen brightness 3 levels: High / Low / Off
• Color LCD display
• Desk or wall mounting
• Low battery indication for wireless sensor
• Tone On/Off function
• Support for up to 3 sensors
• Automatic scrolling of measurement values for all three external sensors
• 1 sensor included (SWS TH4100)
• Transmission up to 80m between main unit and sensor (in open area)
• Sensor transmission frequency: 433.92 MHz
• Main unit power adapter: DC 5 V / 1200 mA (included)
• Main unit backup battery: 3 x 1.5 V AAA batteries (not included)
• Sensor power supply: 2 x 1.5 V AA batteries (not included)

Main unit dimensions: (W/H/D) 14.7 x 7.4 x 1.7 cm

Wireless sensor dimensions: (W/H/D) 3.8 x 10 x 2.2 cm

Main unit weight: 173g (with battery, without adapter)

Wireless sensor weight: 32g