About this item[Measurable temperature range] -50~70, temperature measurement accuracy:1.[Measurable humidity range] 10%~99%RH, humidity measurement accuracy: 5%RH, measurement every 10 seconds.[Product size] 48 * 28.6 * 15.2 mm. Battery: two LR44 button batteries. The small portable temperature and humidity meter is suitable for every scene.[Humidity Temperature Monitor] This portable hygrometer thermometer measures indoor humidity and temperature, helping you know the indoor air conditions.[Wide Range of Applications] Thlevel mini digital hygrometer thermometer is widely used in living room, greenhouse, instrument room, wine cellar, basement, warehouse, attic, baby room, changing room.Product DescriptionColor: 3piecesProduct Feature:1. Mini thermo hygrometer, compact size, exquisite design, easy to carry, suitable for various scenes.2. With a digital thermometer and hygrometer, you can always know the latest changes in the indoor climate.Specification:Temperature: -50 ~ 70Temperature accuracy: 1Humidity Measuring range: 10%RH~95%RHHumidity accuracy: 5%RHHumidity resolution: 1%RHSampling period: 10 secondsDimensions: 48x28.6x15.2mmMaterial: plasticColor: BlackScope of delivery:3x Digital Thermometer Hygrometer (with battery),"