There is clock mechanism set for DIY use, made of stable materials, durable and safe to use. With good manufacturing process and . Easy to use, easy to install, and replacing the clock mechanism. Features -Color:Black -Material:Plastic -Size:7.00X5.50X1.50cm/2.75X2.16X0.59in -Size:8.40X1.10X0.10cm/3.30X0.43X0.04in -Size:11.20X0.80X0.10cm/4.40X0.31X0.04in -Size:14.20X0.70X0.50cm/5.58X0.28X0.20in -Size:2.10X2.10X0.10cm/0.83X0.83X0.04in -Size:1.40X1.40X0.10cm/0.55X0.55X0.04in -Size:1.20X1.20X0.20cm/0.47X0.47X0.08in -Clock movement: Shaft length: 13mm, thread height: 6mm, suitable for 2-3 mm thick clock panel. -Working Voltage:1.25-1.7 V -Battery:1 x 1.5 V AA battery (not included) - DIY clock mechanism, can be freely matched. Suitable for DIY craft clock, hanging clock. - Clock mechanism kit, good for DIY clock, repairing wall clock, or making your own unique clock project. - Made of stable material, safe and durable, lightweight, can be used for time. - With high precision, the clock hands can provide accuracy and reliability, so that you can easily control the time. - Chic and delicate, suitable for all kinds of scenes. Simple and fashion, adds charm to home decor. Package list: 1 x set of clock mechanisms