mxbaoheng 2 in1 pulse spot welder high power handheld pulse spot welding machine dx-80a collision welding machine jewelry tools 500w ac220v/110v (110v) mxbaoheng <b> the product usually takes 7--13 business days to arrive to your hand after your order is confirmed</b> <br /> <br /> <b>technical data:</b> <br /> power supply: 220v/110v 50hz / 60hz <br /> power: 500w <br /> the maximum current up: 80a <br /> dimensions: 310 * 165 * 140mm <br /> weight : about 4.5kg <br /> <b>installation:</b> <br /> 1. the electrode holder, connect the output negative electrode holder, connect the positive output. <br /> 2. the tungsten needles can be sharpened on the grinder, use the point discharge principle. <br /> 3. tungsten needle diameter :1.5mm <br /> <br /> <b>operation steps:</b> <br /> 1. connect the power supply, turn on the power switch. <br /> 2. adjust the power knob is divided into coarse and fine. work requirements can be adjusted according to the scale values <br /> 3. use the tweezers to clamp workpieces. workpiece interface alignment tungsten needle (best distance is 5mm) can not contact the workpiece. <br /> 4. just take one push on the foot switch. (foot away). spot welding is completed. <br /> <br /> <b>note:</b> <br /> 1. pushing the foot switch can not be long, step on and then right away, if push the step switch long, the machine will get a short circuit, the internal circuit will burn <br /> 2. this machine is a precision please use carefully. <br /> 3. the flash can make the eyes injury, do use protective measures. <br /> 4 foot switch is depressed, do not touch the metal parts of the tungsten needle and tweezers, otherwise there will be tingling. <br /> 5 non-professionals do not overhaul, there are high electric power pressure inside. <br /> <br /> <b>note:</b> <br /> we will send the product to you as soon as possible <br /> if you have any questions , please feel free to contact us <br />