New ModelsMeasurable temperature range -50 ~70, temperature measurement accuracy: 1.0.Measurable humidity range 10%~99%RH, accuracy humidity measurement: 5%RH, measured every 10 seconds.Product size 44 * 44 * 15mm. Battery: one LR44 button battery. The small portable temperature and humidity meter is suitable for every scene.Humidity Temperature MonitorThis portable thermometer hygrometer measures indoor humidity and temperature, helping you to know indoor air conditions.Wide Range of ApplicationsThlevel mini digital thermometer hygrometer is widely used in living room, greenhouse, instrument room, wine cellar, basement, warehouse, attic, baby's room, changing room.