Product Features: Unique design：4" twin bell vintage alarm clock with black 3D digit display in a white background,Provides a clear and readable appearance. Material composition:Metal Case + Glass mirror +Plastic Back ,it is not easy to damage. Multi-function:No snooze button,twin bell design perfect for heavy sleepers,hearing impaired.backlight, hold the light button, time will be clearly visible at night. Silent alarm clock:Retro alarm clock ensure a silent & non ticking,As a decoration, suitable for work and rest of the environment. Alarm clock power:Battery operated by 1x AA battery (not included), low power consumption. Easy to install and extended service life. Specifications: Colour White/Black/Blue/Red Material Glass Item dimensions L x W x H 10.4 x 5.6 x 16.5 centimeters Shape Round Item weight 0.57 Pounds Package Including 1 x Alarm Clock NOTE Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Customer Satisfaction: 24-hour response time,30 day refund guarantee,12 months guarantee. If there is any problem, please feel free to contact us.