Outdoor/Temperature Humidity Meter Min/Max Value with Alarm Function and 1.5M Sensor Wire for Hotel Hospital Room-Black-Outdoor/Temperature Humidity Meter Min/Max Value with Alarm Function and 1.5M Sensor Wire for Hotel Hospital Room-Black. 【2 in 1 thermometer and hygrometer】 Integrated 1.5 m sensor wire, presents the temperature / interior and exterior humidity of precision. Ideal for the management of air conditioning Hotel Hospital Laboratory Hospital Laboratory Breeding 【measure frame and precision】 Temperature: 0 to 50 degrees Celsius (32 to 122 fahrenheit), precision of the temperature measurement: ± 1 degree celsius (2 fahrenheit), humidity: 10% to 99%, precision of moisture measurement: ± 5% 【Large LCD Screen Visualized】 Large LCD screen offers you a clearer and wider field of vision, displays the recordings all time 【Rear support and hole hanging on the back】 Compact design, can be placed in a flat or suspended on the wall, easy and practical to use 【5 buttons to control easy】 with mode, adj, max/min, switching units C/° F, reset keys, various functions meet your different needs. Remove the battery cover, simply insert 1 AAA battery (not included). is faded, replace the battery, please.