• The projection function supports "time and temperature" projection simultaneously. There is a switch for continuous or off projection
• "Indoor temperature + time" and "outdoor temperature + time" are displayed in turn
• Time format 12h/24h selectable, date and day of the week (7 languages)
• Display: English, German, Italian, French, Spanish, Dutch, and Danish
• Dual alarm function. Choose between "Ring Monday to Friday", "Ring weekend only" or "Ring 7 days a week"
• Weather forecast function for the next 8 hours
• Indoor climate comfort display; indoor heat index value display
• Outdoor dew point temperature display
• 3 levels of indoor/outdoor mold risk indication
• Outdoor high and low temperature and frost point alarm function
• Temperature & humidity, barometric pressure future trend display
• Indoor and outdoor temperature and humidity maximum and minimum values are recorded
• DCF/WWVB/MSF automatic time calibration function can be purchased; with 3 kinds of adapters for European, American and British standards

Specifications:

• Product size: 16.8 x 3.8 x 10cm
• Temperature detection:
• Indoor measurement range: -9.9℃～50℃（15℉～122℉）
• Outdoor measurement range: -20℃～+60℃（-4℉～140℉）  
• Humidity detection:
• Indoor/outdoor measurement range: 20%RH～95%RH  
• Barometric pressure detection:
• Measurement range: 600hPa/mb～1100hPa/Mb (17.72inHg～32.48inHg) 
• Backlight (adapter-powered): backlight long bright and 4 levels optional (high/medium/low/no bright)
• Outdoor sensors:
• Supports up to 3 outdoor wireless sensors simultaneously (only included 1 sensor) 
• 433.92MHz RF sensing frequency, 60m sensing range, IPX4-rated waterproof
• Power supply:
• CR2032 lithium battery (not included)
• US/EU/UK Plug adapter 5V