Wireless Weather Station - JVR H022 Cobblestone Color LED Wireless Weather Fo... JVR HO22 Cobblestone Weather Station is built with dynamic colored display. Color LED forecast monitoring from the comfort of your home with fast, accurate wireless transmission from outdoor sensor. Outdoor indoor temperature and humidity display. Manual set alarm clock with snooze function. Blue LED backlight and perpetual calendar function Color weather icons: sunny, partly sunny, cloudy, rainy. Color animation for your future weather and trend indicators and variety of color to display your indoor to outdoor climate Includes wireless transmitting sensor sending outdoor temperature & humidity to the indoor base station. Range up to 30m with obstacles for the best transmission, up to 50m in the open air. ATTENTION: the sensor is NOT waterproof, please choose the right place to hang Wireless monitors in out temperature (F/C) and humidity (% RH) with MIN/MAX records. The MEM button on the bottom could check the records. JVR weather station temperature can be switched from F to C, support 12 hours or 24 hours format selection Indoor temperature range: 32 F to 122 F (0 C to 50 C); Outdoor temperature range: -22 F to 122 F (-30 C to 50 C); Humidity range: 20% to 95%