STNDP-801AB3 is a classical crystal 3D engraving laser machine which has very good stability and excellent engraving result. It's a reliable laser equipment in crystal engraving without maintenance. Personalizied crystal engraving for family, for lovers, for friends. General volume production of crystal/glass gifts, award etc. For Xmas. For games, for company. WuHan Syntony Laser Co., Ltd (HuBei China) Model STNDP-801AB3 Laser System Laser Laser diode pumped ND: YAG Wave Length 532nm Power > 0.8w @3000hz Pulse Width 12000 hours Normal Engraving Speed 2800 dots/s Engraving Size 300mm*200mm*100mm (11.8' ' x7.8' ' x3.9' ' ) DPI 600 Machine Size 820mm*650mm*780mm(32.3' ' X26' ' X30.7' ' ) Package Size 1100x750x975 mm Machine Weight 110Kg Power AC220V@50Hz or AC110V@60Hz Power< 1KW Working Circumstance T=10-28ยบ C RH< 70% Warranty 2 years(diode pump: 1 year)