Adjustable Current: Experience precision and ease with our Mini Portable Spot Welder, featuring an adjustable current setting. This allows you to tailor the welding intensity to your specific needs, ensuring that each weld is both beautiful and firm. Whether you're working on delicate projects or more robust tasks, this welder adapts to deliver optimal results. Rechargeable: Enjoy the freedom of mobility with the rechargeable design of this spot welding machine. Once fully charged, it can handle thousands of solder joints, making it an ideal choice for extended projects without the hassle of constant recharging. This feature ensures that your work is efficient and uninterrupted. Switch Control: Enhance your welding comfort and convenience with the foot switch control. This intuitive design allows for hands-free operation, giving you greater control over the welding process. It's perfect for DIY enthusiasts and professionals alike, making spot welding a more streamlined and enjoyable experience. High Power: Despite its compact size, this handheld mini spot welder packs a powerful punch with 5000W of high power. It heats up quickly, allowing you to get to work faster. Its small and portable design makes it easy to transport and store, making it suitable for both beginners and experts looking to perform repairs or create new projects. Note: This versatile spot welder is perfect for welding nickel, iron, and stainless steel sheets, particularly for 18650 lithium battery connection bars. However, please note that it is not suitable for welding copper, aluminum, gold, or silver. This specificity ensures that you achieve the best results with the materials it is designed for. This Mini Portable Spot Welder is a must-have tool for anyone looking to perform precise and efficient spot welding. Its combination of power, portability, and user-friendly features makes it an excellent choice for a wide range of applications. Whether you're a hobbyist or a professional, this welder will meet your needs with ease and reliability.