This is a professional DIY clock movement set adopting plastic materials, durable and safe to use for long servicing life. The clock mechanism have good manufacturing process and practical functions, allow you to have satisfying using experience. Light weight, easy to install and use, help you with the work of repairing and replacing the clock mechanism. Features - Color: Black -Material:Plastic - Size: 13.80X0.70X0.50cm/5.42X0.28X0.20in -Length of hour hand(the longer end):About 6.70cm/2.64inch. -Length of minute hand(the longer end):About 10.00cm/3.94inch. -Length of second pointer(the longer end):About 10.00cm/3.94inch. -Applicable panel diameter:25-30cm/9.84-11.81inch. -Applicable panel thickness:0.2-0.3cm/0.08-0.12inch. -Power supply:1 x 1.5V-AA battery(not included) -Using plastic materials, the mute clock mechanism is sturdy and durable, can withstand long servicing life. -This clock movement set is applied for most clocks, very easy for repairing, replacing or making your own clocks. -Perfect for craft clock, rimless wall clock, wall clock, can be match with any different color, pattern and shape of clock panel of proper size. - workmanship, the clock movement set is excellent and safe, will not easy to deform or break for you to use rest assured. -This DIY clock movement is with simple structure, easy to install, with equipped necessary parts, let you have better using experience. Package list: 1 set x clock movements