LED Handpiece with Generator NS* dual nozzle supply function produces a powerful 22-watt torque Titanium plated fuselage - the most suitable somfort Photoconductive glass -better lighting function Ceramic bearings -quiet operation and long life Strengthen infection control of the health system Four -paint spray -optimum cooling effect and non - obstructive view Body blological are duselage -an idea grip Angle in any treatment position Pressure regulating valve -protect your mobile phone to avoid excessive speed Name:De-Max X600L / X 700L style Optic Handpiece Speed:440,000min Spray Method:4 Water Spray Cartridge:Ceramic Bearing Chuck Type:Push Button Water Pressure:198Kpa (2kg) Air Pressure:180-250Kpa (1.8-2.5kgf/cm2) Head Size:11.2*H13.4mm Noise:≤70dB LED Bulb Operating Voltage:3.0-3.8V LED Lamp Life:≥5000 hours Color Temperature:3500k