Detailed Product Description1.Calendar, month, time
2.12/24 hours format selection
3.2 groups alarm
4.integer hour sound& key-tone setting
5.count-down time less than 100 hours
6.world time for 16 cities inquiry and daylight saving time setting
7.8-digits and % calculator, memory calculator function: M+, M-, MRC
8.money ratio calculation
OEM/ODM,Customized Logos/Designs are Welcome