💣[Material Is Durable]The 5000W High power spot welding machine is good performance and long service life.Which is ABS shell material, surface anodizing technology, anti-abrasive and safe to use.The spot welding machine is come with welding pen with good conductivity and low contact resistance.🔋[1-9 Level Knob Adjustment]:The adjustable spot welder can weld thousands of points continuously on nickel sheet after full charge,the solder pins of the adjustable spot welding machine can be removed and replaced, easy installation and operation.The mini spot welder with 9 Level output power adjustment design, you can adjust the output power 0-800A by turn the knob, the larger the value, the higher the output.🚀[Easy to Use]:The solder pins of the adjustable spot welding machine can be removed and replaced, easy installation and operation.The DIY battery spot welder machine is foot switch controls welding, spot welding is more arbitrary.Just press the nickel belt with two soldering pens and step on the foot switch.Wait for about 0.5 seconds for output spot welding,then release the foot switch.suitable for precise welding.💌[Warm Tips for Beginner]: This is a small battery pack welding machine suitable for beginners and professional welders.LCD Screen Display,The battery voltage level is the key factor affecting the spot welding effect.Our spot welder screen can display the internal voltage of the product in real time,it is very convenient for you to check and charge in time.The product should be fully charged before first use, please charge when the voltage on the screen falls below 7.3V.📞[Wide Application & Warranty] The spot welder with large output power can be used to connect nickel strips of 18650 lithium battery, or spot welding iron sheets, stainless steel sheets. And it is also suitable for welding 0.1-0.15mm nickel plated steel sheet and 0.1mm pure nickel sheet quickly. In the process of using the spot welder, please feel free to contact us if you have any quest.