Many young people are keen on tattoo nowadays. Do you want to be cool with a colorful and unique tattoo? Are you a professional tattooist searching for a reliable tattoo machine to assist you in finishing excellent masterpiece? Then this Professional Stainless Steel Tattoo Machine ZZ-D037Z may help you a lot. Featured with rapid thermal diffusion, it has a steady performance after continuous working. Besides, it is easy to operate for its high technology design. Owning this excellent tattoo machine, tattoo will be much easier than before. A perfect helper for all tattoo artists! FEATURES New and high quality tattoo machine Made of superior stainless steel material, with excellent magnetic conductivity The spring is high-elastic and anti-fatigue for long-time working With stable performance and rapid thermal diffusion, it can work for a long time at a stretch without heat Perfect for any tattoo artist who is looking for a good quality tattoo machine Specifications Material Stainless steel Coils 10 wraps coils Weight 6.81oz / 193g Dimensions (3.35 x 1.1 x 2.76) / (8.5 x 2.8 x 7)cm (L x W x H) Color Black, Yellow Package Dimensions (4.02 x 3.78 x 1.46) / (10.2 x 9.6 x 3.7)cm (L x W x H) Package Includes 1 x Tattoo Machine Extra Info Why the machine cannot start Malfunction Solution The spring pole does not touch the contact point of the slanting spring Loosen the screw of spring pole; rotate down the spring pole to the contact point, and then rotate it through 180°-360°. Tighten the screw to lock the spring pole The switch is off Connect 220V AC power supply and turn on the switch. The indicator flashes red Both of Adjustable knob (VOLTAGE) and V meter hand are in 0 Rotate the adjustable knob clockwise slowly. Simultaneously, V meter hand is also moving. V meter hand should stop at 10V-12V The spring pole touches the contact point of front spring so tightly that the machine cannot start, which maybe even cause short circuit. Turn on the switch, the indicator flashes green (No Voltage) Loosen the screw of spring pole; rotate up the spring pole for readjustment to the contact point, and then 180°-360° rotation. The indicator is green after it is short-circuited. Turn off the switch and then on again, the indicator will be red. Disconnect the cord from joint position owing to careless jerk during the daily working Check the foot switch and the plug The wires are broken while washing and sterilizing the tattoo machine Confirm the broken wires condition and have them welded Turn on the switch when short circuit happens, and the indicator turns green Check whether the plugs of cord and foot switch are broken or not. The damaged ones could cause short circuit, which should be welded with electric iron.