Wirelessly monitor the indoor and outdoor temperatures with the digital atomic wall clock with indoor & outdoor temperature in brushed steel finish from La Crosse technology. The ws-8117u-it-c features 12 Moon phase icons, atomic time and date, a perpetual calendar & 4 languages (EN, FR, ger & SP), and automatically updates for daylight savings. Dimensions - Display: 11.50 L x 1.00 W x 7.75 H Inches Sensor: 1.50 L x 0.83 W x 5.05 H Inches