Quartz Clock Movement Mechanism Repair DIY Kit Features: A quartz crystal controlled clock movements with hour, minute and second hands Ideal for replacing defective units or for creating your own personalized clock projects Great for repairing, replacing or making a clock The time is easily set or adjusted with the dial on the back of the unit Power Supply: 1 x AA Battery (Not included) Body Size: Approx. 55x55x16mm\/ 2.17x2.17x0.63" Hour Hand Length: Approx. 65mm\/ 2.56" Minute Hand Length: Approx. 90mm\/ 3.54" Second Hand Length: Approx. 123mm\/ 4.84" Package Included: 1 x Quartz Clock Movement Kit