SpecificationsLaser Type: Q-Switched Nd: YAGWavelength: 1064nm & 532nmSpot size: 2-5mmCooling system: Air Close Water CircuitlationPulse Energy :1064nm: Max 600mj; 532nm: Max 400mjYAG Bar size: φ7 Pulse Duration: < 6nsRepetiton rate: 1-6 Hz AdjustableOperative Interface: 6" Dual color LCDPower: 600W Working time: Continue working for 3~4 hours(under optimal temperature between 20 C-25 C)Electrical Requirements: 100-110V/50-60Hz; 230-260V/50-60 HZDimension: 47(L)X35(W)X102(H)cmWeight: 42 kgs