... top type control panel, solid and durable, high precision.2. High strength aluminum alloy body of machine, specially treated ... muffler device, further reducing the noise, the motor power is constant.9. Real USB2.0 and serial ... Power consumptionMax 110WNoise at Work≤75 DBEnvironmental Humidity30% ~ 70% relative humidityWorking Temperature0°C~55°C/32°F~131°F High accuracy contour cutting plotter with ...