... of metal material 2.Fashion Promotional Clock 3.Modern alarm clock 4.Usage:Promotion & Gift Name of ... office and so on.Product(We sell)Mini Alarm Clock,Metal Twin Bell Clock,Plastic Twin Bell ... Clock,Mechanical Bell Alarm,Plastic Alarm Clock,Inner Bell Alarm Clock,Metal Wall Clock and Wall ... ,the clock error is normal.6.Checking the alarm sound: Clear,resonant,no hoarse,no empty sound ...