the 15w diy laser engraver can engrave on the flat product and rotary bottles.It is able to engrave on stainless steel,anodized metal,wood,bamboo,leather,acrylic,plastic,glass,stone,bone,paper and so on. But it now link is as below https://bit.ly/2SKmbgR UCDst_pGTQu6Rf5pLg2V08CA laser engraver for #tutetech #15w #diy #laser #engraver #metal #flat #rotary