"The Personal Weather Station with LCD Display and Remote Auto Scan has an easy to read LCD display. Monitor temperature and humidity from (3) locations and a wireless TS33C remote sensor. The (3) channels are auto-scanned when connected with comfort level indicators. This weather station can be wall-mounted or stood upright on a table. This unit's suggested operating temperature range is negative 40 to 122-degrees Fahrenheit when using Lithium batteries. The Personal Weather Station with LCD Display and Remote Auto Scan comes with a 1-year limited warranty. Meade has everything you need to capture the night sky for experienced star-shooters, serious researchers and beginners alike. Serious astronomers for years have flocked to Meade telescopes for their quality optical systems and patented technology. Consumers know that ""Meade Optics Inside"" means that what they see through our telescopes will be views that are detailed, crisp and full of contrast. Look through a Meade this evening and see what you've been missing."