Californiamicroneedle HKS907 machine: Wave length: 635/650nm Energy output:54*150mW Voltage: AC110V-240V/50Hz-60Hz Diode laser type: Mitsubishi ML 101J27 Safety: On Board Diagnostics Classification: Electrical Class 1,Type B applied part Cooling requirements: Air cooling Mode of operation: Continuous/Pulse Diodes standard: 54Diodes Environmental requirements: 0-40 Degree Non-condensing humidity Below 75%RH Package size: 18*13*7 inch Weight : 14LBS Accessory list: Elastic bands,power cord,goggles