Accurate: Refreshes every 10 seconds to provide updated readings with +/- 1 degree accuracy (temp) and +/- 3% RH accuracy (humidity) Good for health: Displays current temperature and humidity alongside a scale of recommended conditions to optimise health and reduce colds/dry skin/asthma etc. Easy to read: 8.5cm large LCD display that is easy to read from any angle or distance with options for 12 or 24 hour time and celsius or farenheit degrees. Multiple mounting options: Features a table stand, magnetic back and adhesive pads. Battery operated: uses CR2032 button cells, each battery lasting 8-12 months. Monitor: Get an indoor temperature and humidity monitor. | Indoor Temperature and Humidity Meter