[Measureable temperature range] -50-and70, temperature measurement accuracy: 1.0.[Measuring humidity range] 10 percent -99 percent RH, humidity measurement accuracy: 5 percent RH (room temperature 25).[Battery] 1x LR44 button battery. Mini circular temperature and humidity measuring instrument, suitable for various scenes.[Thermometer and hygrometer] This portable thermometer and hygrometer measures indoor humidity and temperature to help you understand indoor air conditions.[Wide use] LCD digital thermometer and hygrometer are very popular, widely used in living room, greenhouse, instrument room, wine cellar, wine cellar, warehouse, granary, baby room, cloakroom.Product descriptionProduct Features:1. Small size, exquisite design, easy to carry, and versatile.2. With digital thermometer and hygrometer, you can keep abreast of the latest situation of indoor climate.Product Specifications:Measurable temperature range: -50-and70Temperature measurement accuracy: 1.0Measurable humidity range: 10 percent -99 percent RHHumidity resolution: 1 percent RHHumidity measurement accuracy: 5 percent RH (room temperature 25)Sampling period: 10 secondsDisplay resolution: 0.1Display: LCDBattery: 1x1.5V LR44 button batteryPackage includes:3x Digital Thermometer Hygrometer