Digital Thermo Hygrometer, Certification : ISO Certified

*Disp Indoor temperature and humidity, Outdoor temperature; lay*Record the maximum a minimum temperature and humidity; *Deg.  and deg switch; nd *Freeze from 1 to +4; *Temperature measure range: Indoor:  10~+50(+14~+122) Outdoor: 50~+ (58~+158) *Humidity measure range:20~99%RH; 70*Accuracy: +/1, +/5%RH; *Time and Alarm *Battery: 1x 1.5V operation (AAA); *Figure Size: 110 x 100 x 22 mm