Voberry Round Accurate Temperature Humidity Meter Hygrometer Thermometer Indoor Outdoor (Silver) Thermometer and Hygrometer equipped with timer LCD touchscreen: 2.7 inch. / 6.86 cm Size: 3.3*3.3*1 inch / 8.5*8.5*2.5 cm Temperature range from 32F to 122F ( 0C ~ 50C) Range of humidity detecting: 20% to 95% with resolution 1%.