Aluminum 638nm laser module

{"cid":"107354","pid":"21069883","pimg_url":"\/\/img1.b2bforus.com\/50\/64\/95cc59357bfe\/product\/70050648_s-w400xh400.jpg","name":"Garment Shops 12mm 638nm 100mw High Power Red Line Industrial Grade Laser Module","attrs":{"Price":"$16.00(1 - 4 Pieces) $15.20(>=5 Pieces)","MOQ":"1 Piece","Delivery Time":"Negotiable","Brand":"MZLASER"}}

{"cid":"107354","pid":"21069872","pimg_url":"\/\/img1.b2bforus.com\/50\/64\/95cc59357bfe\/product\/70051628_s-w400xh400.jpg","name":"High Quality High Power Red Line Industrial Grade Laser Hotels Laser 12mm 638nm 100mw Module","attrs":{"Price":"$16.00(1 - 19 Pieces) $15.20(>=20 Pieces)","MOQ":"1 Piece","Delivery Time":"Negotiable","Brand":"MZLASER"}}