Usage Tips:Hand size: hour hand length: . 43 mm (1.7 inches); hand length: . 54 mm (2.1 inches); second hand length: . 75 mm (2.95 inches) Movement size: shaft length: 15 mm (3/ 5 inch); Thread length: 6.7 mm (7/ 25 inch); Jump second movement, suitable for 1 - 4 mm (1/ 24 - 4/ 25 inch) thickness clock panel Wide application: fit for -, three-dimensional embroidery, craft clock, -less draw clock, and suitable as DIY quartz wall clock replacement movement parts, etc. Good DIY clock supply: suitable for repairing, replacing the broken parts of a clock or serving as good handwork material to make a clock by yourself Warm notice: there are some clock parts made of aluminum, do not install with too much pressure or they will be bent Material: plastic and aluminum Color: black Power: 1.5V AA 1 x battery (not included) Dimensions: Case size: . 55 x 55 x 16 mm (2.2 x 2.2 x 0.63 inches) hour hand length: . 43 mm (1.7 inches) hand length: . 54 mm (2.1 inches) second hand length: . 75 mm (2.95 inches) Package includes: 1 x Quartz clock movement 1 x Second hand 1 x hand 1 x Hour hand 1 x Plastic washer 1 x Brass washer 1 x Brass nut Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.