Features: 1. Normal time mode displays time, date, year(2000-2099), week, temperature and 12/24 hour conversion. 2. Daily alarm clock and snooze mode. Can set daily alarm clock and 8 groups of alarm music. At the same time, can open the snooze function. 3. Birthday reminder mode: set the specific time, date of birthday. When the time is up, it will auto play birthday music. The dexterous top cover can be served as a stand when unfolding it. 4. Timer mode can set reverse counter, measurement range from 23: 59-00: 00 hours. When the time is up, it will ring the bell. Auto monitor environment temperature. 5. Light weight and compact size. It is easy to carry when traveling/business. Specification: Condition:100% Brand New Material: ABS Color: as pictures shown Battery: CR2025 * 1 Size: approx.8.7*7.7*1.3cm/3.4*3*0.5in Weight: Approx.80g Package list: 1 * Alarm Clock 1 * English Instruction Package List 1Normal time mode displays time, date, year(2000-2099), week, temperature and 12/24 hour conversion. 2Daily alarm clock and snooze mode. Can set daily alarm clock and 8 groups of alarm music. At the same time, can open the snooze function. 3Birthday reminder mode: set the specific time, date of birthday. When the time is up, it will auto play birthday music. The dexterous top cover can be served as a stand when unfolding it. 4Timer mode can set reverse counter, measurement range from 23: 5900: 00 hours. When the time is up, it will ring the bell. Auto monitor environment temperature. 5Light weight and compact size. It is easy to carry when traveling/business.