For standard head Spray: Triple water spray Supply voltage:3.0-3.5V Grip Power:25-45N Bur Applicable: 1.595-1.600 Net Weight:88G Speed of generator: 18,000-22,000R. Noise :not exceed 70DB Execution: according to ISO 7785-1:1999 LED luminous Intensity:=1500. This item is in the category "Business, Office & Industrial\Healthcare, Lab & Dental\Handpieces & Instruments\Dental Handpieces". The seller is "bodedental" and is located in this country: CN. This item can be shipped worldwide.