This unit is fully expandable to monitor the temperature and humidity in up to three separate outdoor or indoor locations with the addition of up to two additional TS13C-M sensors, sold separately. Approximate operating range is 145 feet (45m). Main unit size is 7" wide x 5" high x 3/8" deep. The main unit has integrated fold away feet, with a detachable designer metal base, and is additionally wall mountable.

Slim Line Personal Weather Station with Atomic Clock #TE346W. Features a sleek, contemporary look with an ultra-thin display design only 3/8 inch thick. The large, easy to read LED display shows outdoor temperature and humidity, indoor temperature and humidity, 12 to 24 hour forecast with cloud icons, Atomic time, day and date. Features alarm with snooze. Wall or desk mountable.

The finest zoom eyepiece available. High-resolution 7-element multi-coated optics, with 55 degree field at 8mm. Graduated scale in 1mm units indicates exact focal length in use. High-eyepoint yields comfortable observing even with eyeglasses. Internal zoom lenses move on the smoothest, most precisely-machined tracks yet developed for zoom optics. Performance is fully consistent with the finest fixed-focal lenght eyepieces. Threaded for filters, rubber eyecup.