Feature: 1. KNOB TIME ADJUSTMENT: the rotary knob on the right side of the minute hand area allows you to adjust the time at any time. Easy to read, the card has large numbers that are easy to see from a distance. 2. SAFETY AND DURABLE: Automatic flip clock is made of 304 stainless steel and PVC material to withstand daily use. The base is exquisitely crafted with slippy cuts and no cut teeth, not scratchy. 3. VINTAGE MINIMALISM: The flip desk clock is made in vintage minimalist style with ultra luxurious and high end design. Rear battery compartment design, simple personality design highlights the unique temperament. 4. APPLICABLE SCENE: Retro digital flip down clock is easy to use. The page turning blades can be unloaded and installed, suitable for living room, study, office and collections, etc. 5. EXCELLENT GIFT: Flip clock is the best birthday, Christmas present for your friends and loved ones. The surface of the clock body is slippy and delicate, just wipe it gently with a dry cloth and it will look new. Specification: Item Type: Automatic Flip Clock Material: 304 Stainless Steel, PVC Product Size: L: Approx. 36cm / 14.2in, H: Approx. 13.9cm / 5.5in, Base: Approx. 8.5cm / 3.3in Specification: 24 Hours All Black Time: 24 Hours Battery (Shipped Without Battery): 1 x D Carbon Battery Placement: Desktop Placement, Wall Hanging, Two Choose One Type: Flip Clock Whether Double Sided: Single Sided Display Type: Digital Waterproof: No Power Type: Battery Movement Type: Electronic Suitable Places: Living Room, Bedroom, Study, Outdoor, Bathroom, Entrance, Balcony, Commercial Places Weight: Approx. 1235.00g / 43.56oz. Package List: 1 x Automatic Flip Clock 1 x Instruction Manual Note: 1. It is recommended to use carbon batteries. Alkaline batteries have a higher current output, which may affect the durability and accuracy of the clock mechanism. Therefore, it is suggested to use carbon batteries! (Do not use high current output batteries such as for Nanfu or rechargeable batteries. Regular batteries will suffice.) 2. Do not move the hour disc, only adjust the time on the minute disc. Note: When adjusting the time, it needs to be set 1 minute ahead (as it takes about 1 minute for the internal current to be fully generated after inserting the battery). 3. When adjusting the time, move the knob in a clockwise direction and do not force it in the opposite direction. 4. Do not arbitrarily move the parts marked with a red circle, as it may affect the accuracy of the clock's timekeeping. 5. Due to the use of flexible material for the discs, they may detach or become loose during transportation. The discs can be removed and reinstalled.6. Please allow some error due to manual measurement.