Description : Good DIY clock supply / accessory / movements with pointers , Suitable for DIY big clock with diameter over 600mm suitable for repairing , replacing the broken parts of a clock or serving as good handwork material to make a clock by yourself . Match power : this clock movement replacement just need 1 of 1 . 5V battery . just use your imagination to create your own style silent wall clock , can be a good gifts for kids DIY crafts for time . Specification : Material : Aluminum , ABS Size ( L X W X H ): Approx . 56 x 56 x 16 . 2 mm / 2 . 20 x 2 . 20 x 0 . 64 inch Movement shaft length : total shaft length 22mm , thread height 9 . 7mm , used to pass through 6mm thick panel Hour Pointer Size Approx . 203 mm / 7 . 99 inch Minute Pointer Size Approx . 305 mm / 12 . 01 inch Movement model : hr1688 - 17 Package Includes : 2 Set Quartz Wall Clock Movement with Pointers Note : Due to the difference between different monitors , the picture may not reflect the actual color of the item . Due to manual measurement , there may be 1 - 2mm error in size .