1.5V, 1 AAA battery;
Time/date/alarm;
A clock with clock and alarm functions;
Measurement temperature range: -50 ℃ to+70 ℃ or 58F to+158F;
Measurement humidity range: 10% RH "90% RH;
Display resolution: 1 ℃, 1%;
Accuracy:+/-1 ℃,+/-5%;
Record the highest/lowest temperature and humidity.
