Product Name: Portable Dental Unit Production Voltage: 220V/110V, 50Hz-60Hz Power: 550W LED Curing Light: 24V7W Air Supply: 60L/min at 4Bar Net weight: 30Kg Gross Weight: 34.5kg Packing Dimensions: 55X75.2X42cm Shipping way: DHL, UPS, FedEx, air cargo or by sea Warranty: 1-year free warranty Payment method T/T, Western Union, Paypal, Money Gram