Suitable for wood, , laminate, particle board, plywood compact panel, acrylic and . Avoid cutting metal and -wood materials. Simple and stylish , great for repairing, replacing or making a clock. Mute movement provides a environment for your bedroom, study room, etc. Power by 1 AA battery (not included), can be used for 6 months. Applicable to -stitch, 3-dimensional embroidery, craft clock, frameless draw clock, etc.