It is a kind of good quality spot welding machine control board, high output power design, 99 gears adjustable output power, more accurate welding, and can continuously weld thousands of spots on nickle/nickelplate sheet. Welding spots are accurate and beautiful, support welding of 0.05-0.3mm nickel plate, iron plate, stainless steel plate. This spot welding machine can be used to weld cylindrical lithium batteries and nickel-metal hydride batteries, such as 14650/17490/18650/21700/26650/32650 and etc. Features: It adopts 5pcs MOS lamps, and the maximum current is up to 2390A. High output power design, 99 gears with adjustable output power, more accurate welding, and can continuously weld thousands of points on nickel/nickel sheet. Welding is based on the principle of high-current and high-temperature rapid melting of nickel sheet parts and cooling. Equipped with 2 pcs. Copper rods, which greatly increase overcurrent capacity. Welding spots are accurate and beautiful, support welding of 0.05-0.3mm nickel plate, iron plate, stainless steel plate. This spot welding machine can be used to weld cylindrical lithium batteries and nickel-metal hydride batteries, such as 14650/17490/18650/21700/26650/32650 and etc. Specifications:Name: Welding Machine Control BoardMaterial: Printed Circuit Board Product Size: 80*45mm/3.15*1.77inPackage Size: 145*85*105mm/5.71*3.35*4, 13inPackage Weight: 50g/1.76ouncePacking List:1*Control BoardMany questions about Dropshipping services are following:1. How many orders can you handle per day? We are a large company in Shenzhen, China, with a large warehouse that can handle large orders every day. We ship countless packages every day. We can guarantee the order you request.2. How fast can you process orders? We will arrange the shipment as soon as possible after you pay for your order. Priority delivery for dropshipping order3. Can you ship an order without any receipts, invoices and promotional offer inside the package? Absolutely! No invoices, receipts, promotional offer if you leave notes on the order (if you want, we can deliver.)4. If you need other products? We can supply most of the products you need as much as possible1If you have any other questions, please feel free to . We are very grateful for your cooperation with you.5. We can support Dropshipping of CSV/Excel files.6. There is no limited inventory to fulfill orders on a daily basis