Hand size: hour hand length: 43 mm (1.7 inches); minute 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 clock panels 1 - 4 mm (1/24 - 4/25 inch) thick Wide application: fits various clock dials, three-dimensional embroidery clocks, craft clocks, and frameless wall clocks; suitable as DIY quartz wall clock replacement movement parts Ideal for DIY clock projects: useful for repairing or replacing broken clock components or as a material for handmade clock making Warm notice: some parts are made of aluminum; avoid excessive pressure during installation to prevent bending 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) Minute 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 Minute hand 1 x Hour hand 1 x Plastic washer 1 x Brass washer 1 x Brass nut Note: Lighting and display differences may cause slight color variation between the image and the actual item. Measurement error allowance: +/- 1-3 cm