... unit nominal power: 500W, 1000W, 1500W, 2000W, 3000W, frequency is lower, the greater the power of each unit; the higher ... combination to useTools head (probe) materials: stainless steel, titanium alloy, also can be customized according to user's special ... application no unified way, application requirements is also differ in thousands ways, the above specification is just a commonWe can according to ...