The HD Display with 5-in-1 Weather Station and Lightning Detector lets you keep track of the weather. AcuRite's proven 5-in-1 Weather Sensor measures wind speed, wind direction, temperature, humidity and offers a rain gauge. The Lightning Detector tracks lightning strikes up to 25 miles away and provides a visual and audible warning. The HD Display features built-in sensors that measure barometric pressure, indoor temperature and humidity. It also offers stunning graphics and the ability to toggle between outdoor weather, indoor comfort, and daily and monthly records dashboards. In addition, the weather station display offers a lightning strike counter that displays the running total of lightning strikes detected, estimated distance, plus weekly and monthly totals. Weather dashboard displays 12 to the 24-hour weather forecast. Wireless range: 100 m. Indoor temperature range: 32-122 degrees F. Outdoor temperature range: -40-158 degrees F.