The Meade TE109NL-M Wireless Indoor/Outdoor Thermometer with Alarm Clock is an economical time and weather unit perfect for almost any location. This sleek alarm clock and thermometer displays indoor and outdoor temperature and precise quartz time. It includes a dual crescendo alarm with snooze function and is battery operated. One wireless remote temperature sensor comes with this one-channel capacity unit. The Wireless Indoor/Outdoor Thermometer with Alarm Clock is backlit for easy night viewing and has a programmable ice warning alarm. This affordable Meade instrument is wall mountable or is great for tables or desktops.