- AC/DC the power adapter. - Input voltage：220VAC, 50Hz. - Output voltage: 32Vdc. - Output current: 2A. - Speed range: 1000 r/min 40000 r/min (1:1). - Torque: 1N·cm（1:1). - Light source: LED, Maximum brightness>25000Lx. - Recommended cooling gas: 20L/min(250kPa～500kPa) - Recommended spray water: 60mL/min(200kPa) - Recommended spray gas: rate of flow 2L/min.