You want the truth? Can you handle it? Here you go. The Solong Tattoo Machine truth. Solong Tattoo machines are made from the finest components money can buy. Our tattoo machines are hand crafted to the tightest tolerances we can machine on top of the line, Then our tattoo machines are tested and tested. Then tested again. All of this is to make sure Solong Tattoo Machines meet the highest quality we can possibly offer. Oh, then we put our name on it and a guarantee. This is our signature series coil Solong Tattoo machine, our original and the finest tattoo machine on the market as far as we can tell. Available in Professional Shader setup. Frame: Cast Iron with Temper Treatment Coil: 12 Wraps Start Voltage: 3-4 V Working Voltage: 6-12 V Best Working Voltage: 7-9 V Solong Tattoo machines have a lifetime warranty, as long as nothing is altered. Warranty is non transferable.