Overview: Simultaneously displays indoor temperature & humidity Super large & easy to read display Elegant design Indoor ranges: -10'C~ 50'C, 14'F~ 122'F Outdoor ranges: -50'C ~ 70'C / -58'F~ 158'F / 20% RH~99% RH Sensor cable length: 180cm Powered by 1 x AAA battery (included) Specifications: Dimensions: 5.91 in x 3.46 in x 0.98 in Weight: 6.98