The silent design and precise timing function of our clock mechanism kit will serve you well for a long time. Perfect for clock movement mechanism replacement, repairing or making your own customized clock. Clock hands included, easy for installation, suitable for DIY lovers. Features - Color: Black. - Material: Plastic - Size: 12.00X6.00X1.50cm/4.72X2.36X0.59in. - Power: 1 AA battery (not included). - Premium material, safe, durable and practical, long serving life and can company you for long time. - A perfect kit for any DIY lover, use it to DIY your customized clock according to your needs. - This clock mechanism is silent while using, it will not disturb you at night, let you sleep peacefully. - Make your old clock work properly and well, bring you a pleasant using experience. - The clock mechanism kit is exquisitely crafted, easy to install, simple in design and practical in use.Packing list1 Set x Clock Mechanism