This handheld portable welding machine is a powerful tool that can greatly improve your work efficiency. With a maximum power output of 5000W, it can handle a variety of welding tasks with ease. The digital tube display allows you to monitor the remaining battery power at any time, while the 10 level output power knob adjust design gives you precise control over the welding process. This machine is suitable for welding 18650 and other cylindrical lithium batteries, as well as mobile phone batteries to nickel. With a spots welding thickness of 0.1~0.15mm, it is easy to operate and delivers reliable results every time. If you're looking for a versatile and reliable welding machine, this is definitely worth a try! CACAGOO 5000W Portable Home Welding Machine Battery Nickel Sheet Spots Welding Tool for 0.1~0.15mm Nickel Sheet with Pedal Strong Power: The power of this spots welding tool can reach to 5000W, which can provide strong power and improve your work efficiency. Digital tube display design, you can monitor the remaining battery power at anytime. 10 level output power knob adjust design, you can adjust the output power by turn the knob, the larger the value, the higher the output. There are ten levels for you to adjust. This sopts welding machine is suitable for sopts welding 18650/26650/32650 and other batteries, mobilephone battery welding to nickel, the spots welding thickness is 0.1~0.15mm. Easy to Operate: You can put the two welding pens on the nickel sheet, then press the pedal for the red light flashes 3 times quickly so it will output the current to complete the welding.