Features: - LCD Screen display - Display indoor temperature - Display outdoor temperature ,Extend 1.0m outdoor temperature sensor wire length - Indoor and outdoor temperature ((F or C) display - Displays the minimum and maximum temperature recorded Low power consumption and high stability & accuracy Specification: Measuring temperature range : -10/14 ~ 70/158 for inside; -50/-58 ~ 70/158 for outside Temperature accuracy: 1(2) Selected or display by slide switch Temperature display resolution:0.1(0.1) Features for hanging and standing purpose Operating voltage:1.5V, one battery size AAA (not included) Operating voltage:1.5V, one battery size AAA (not included) Sampling period: 10S Dimension: 85mm x 62mm x 19mm LCD Dimension : 39mm x 34mm Front panel: Buttons & Operations: Front panel: MIN/MAX Button - Press MIN/MAX for key will display the maximum indoor temperature and maximum outdoor temperature - Press MIN/MAX for key again will display the minimum indoor temperature and minimum outdoor temperature CLEAR Button - Press CLEAR for key will clear the indoor and outdoor temperature memory Back panel: Selectable or Display by slide switch Back panel: Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item.