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:φ7Pulse Duration: < 8nsRepetiton rate: 1-6 Hz AdjustableOperative Interface: 6" Dual color LCDPower: 600WWorking time: Continue working for 3~4 hours(under optimaltemperature between 20 C-25 C)Electrical Requirements: 100-110V/50-60Hz; 230-260V/50-60 HZDimension: 47(L)X38(W)X35(H)cmWeight: 42 kgs