autidefy mini digital electronic temperature humidity meters gauge indoor thermometer hygrometer lcd display fahrenheit (humidity with probe) autidefy <b>specification:</b><br> type: digital thermometer hygrometer<br> material: abs<br> screen: lcd display<br> external dimension: 1.89x 1.13 x 0.6" (48 x 28.6x 15.2mm)<br> weight: 0.9oz (25g) (2 button cells included)<br> humidity measurement range: 10%-99%<br> humidity measurement accuracy: +/-5%<br> rated voltage: dc 1.5v (2 lr44 button cells included)<br> temperature measurement range: -58°f-158°f<br> temperature measurement accuracy: ±2°f (under normal temperature)<br> application: temperature/humidity measurement<br><br> <b>package included:</b><br> 1 x digital mini lcd thermometer hygrometer