Features: Retro Style With Modern Functionality: This digital mechanical flip clock combines the vintage look of a retro flip clock with the convenience of modern technology. Battery Powered For Easy Use: This flip down clock is powered by batteries making it easy to use without the need for cords or outlets. Internal Gear Operated For Authenticity: The digital mechanical flip clock features an internal gear system that operates the flip down numbers adding an authentic touch to its retro design. Large Number Display For Easy Reading: The modern flip mechanical clock features large numbers that automatically flip down making it easy to read from a distance. Intimate Service: We are committed to providing customers with high-grade after-sales service. If you have any questions you can contact us and we will solve them for you until you are satisfied. Specifications: Materials: PVC Size: 13.5*20*8cm Power Supply: Battery Not included Note: Due to the screen lighting effect the actual color of the product may be slightly different. Due to manual measurement please allow size error. includes: 1*Flip Desk Clock