DescriptionThere is clock movement set for DIY use, made of plasticmaterials, durable and safe to use. They have good manufacturing processand have a durable service life. They are easy to use, easy to install,and very suitable for helping you with the work of replacing the clockcore.Features-Color:Black -Material:Plastic -Size:5.50X7.00X1.00cm/2.16X2.75X0.39in -Note:1 x 1.5V-AA battery (not included) - Our practical clock movement is suitable for most clocks, so you don't have to worry about non-compatibility. - The design of the clock core is simple and generous, and it can be easily matched with various clocks frame. - The clock core's design and accurate timekeeping function can easily win people's love. - This product is made of plastic materials, wear resistant and useful, durable and reliable. - DIY clock movement kit is exquisitely crafted, not easy to deform, sturdy and durable.