Customizable panel color : Gray (other colors are not supported yet)

Craftsmanship : Surface laser engraving, no light

Number of buttons : 4

Laser engraving content : text, scene, customized at will

Text requirements :

Chinese 4 characters, height 3.8mm

English 12 characters, height 3.0mm

*Only the original engraving of the whole machine is supported, single button replacement is not supported.