DescriptionMade of material, the alarm clock is durable and useful. With the help of it, your wake up problem can effectively be solved. It can not only be used as alarm clock, but also can display indoor temperature, date and humidity. Powered by 1 1.5V AAA battery(not included), it is convenient to use.Feature- Color: White. - Material: ABS. - Size: Approx. 12.1x9.4x2.2cm/4.8x3.7x0.8inch (LxWxH). - Temperature measuring range: 0-50() - Humidity measuring range: 10%-98%RH - Error range: 1(); 5%(RH) - Easy to install. Either it on the wall or open the back cover in a certain angle to stand on desk. - Large LCD screen show temperature, date and humidity at the same time. The digits are large and easy to read at night. - Powered by one 1.5V AAA battery(Not include) - Snooze Function. Instead of get up immediately, you will get extra minutes to sleep before it goes off again. Moderate snooze will help your body relieve. - Note: You need to reprogram the date and alarm if you take the battery out.