Power Source: 1x 1.5V AA Battery (Not Included).12 Hour Display.With alarm clock function， beeps at the setting time.Material: ABS + Electronic Parts.Voice Decibels: 50dB.Screen Type: Glossy.Size: about 14.3x11.5x6cm (5.63" x 4.53" x 2.36")Package includes:1PC Creative Clock