Powered by 1 * AA battery (not included), easy to install, just put in the battery. Unique design-3D hour hand adopts silent scanning movement. The design is simple and simple. It adopts high- technology to minimize power consumption and effectively extend the service life of the movement, which is harmless to the environment and health. The static clock hands will bring you a peaceful night. Enjoy the open design of DIY-3D hour hand with minute and hour hands. You can design the clock and room according to your own habits, or share the design process with friends and family. Name: Movement pointer Colour: Silver Material: stainless steel Size: 10cm, hour hand 27cm, minute hand 33cm Package contents: 1 x hour hand 1 x minute hand 1 x dial 1 x movement Only the above package content, other are not included. 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.