Pocket-sized and indiscreet climate monitor with wireless sensor is of great convenience. La Crosse Technology's wireless thermometer and indoor display offers a lot in small, compact size. Digital display stands almost 3 inches and an LCD close to 1 inch tall. Use to monitor pantry, storage or other room and receive outdoor temperature from included transmitting sensor. Long range wireless transmission of over 330 ft (100m) and weather resistant case. Easy to use and set up and battery operated. Batteries sold separately.