Features:With barometer, thermometer and hygrometer, 3 in 1 function, practical. and multifunctional.Lightweight and easy to install, suitable for hanging on wall or placing on a surface.Can be used to measure the changes of the parameters of the temperature, humidty, atmospheric pressure, it can be a great household weather forecasting instrument.Suitable for indoor and outdoor use. Perfect for mounting to patio, garden, lanai, garage, living room, office and more.Classic and practical. No special maintenance work is necessary during its long term use, no battery required.Constructed of good quality metal and plastic cover, high grade material ensures durability.Specifications:Measure ange: 960~1060hPa, -30~50 , 0~100%RHResolution: 1hPa, 1, 2%RH/1CAccuracy: +/-5hPa, +/-2 , +/-5%RH (40~70%RH)Material: Metal and PlasticSize: approx.13 x 4.1cm/5.12 x 1.61inColor: As pictures shownQuantity: 1 PcNote:Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package Includes:1 x 3 in 1 Thermometer Hygrometer Barometer (other accessories demo in the picture is not included!