The clock can automatically synchronize DCF signal. The standard movement contains a miniaturized radio receiver that searches for the low frequency time signal broadcast from the DCF radio station. High-quality radio movement with simple design, easy to use, and energy efficient. The movement shell is made of sturdy and durable material for long-term use. The clock hands are made of quality aluminum, lightweight and corrosion-resistant, providing both functional and decorative value. Reliable quartz clock movement with long lifetime. This kit is a good size replacement in terms of shaft and hand size, suitable for replacing broken clocks. Ideal for repairing, replacing, or making a clock. Can be used to repair, replace, or create a home clock. Applicable for three-dimensional embroidery, craft home clocks, frameless dial clocks, clockwork, and more. Perfect DIY clock kit, especially suitable for quartz wall clock replacement movements. Type: Non-ticking radio clock movement Features: Silent, does not tick Rated voltage: 1.5V Battery: 1 x 1.5V AA carbon battery (not included) Size: Movement size: 56x56x16mm, shaft length 14mm, thread 6mm Color: Black Material: Plastic + aluminum Package Contents: 1 x Radio movement 5 x Clock hands 1 set x Accessories Only the above package content is included; other items are not included. Note: Light and different displays may cause the color of the item to appear slightly different from the real thing. Measurement may have an error of +/- 1-3cm.