The upgraded spot welder has dual pulse output and foot pedal welding mode, which can easily weld 0.1-0.3mm thick nickel sheets, you can complete the welding work easily and efficiently, welding Point of beauty and . Can be used compatible spot welding of batteries, hardware, and electronic parts.This 8000W high-power battery spot welder has good percompatiblemance and long service life, and can provide powerful power to improve your work efficiency. The spot welding machine controls two ultra-high-rate batteries through the program of a built-in single-chip microcomputer to accurately output pulse energy and generate high temperature in a short period of time. After rapid cooling, the nickel bar and battery are welded together and all point welding is completed.Battery voltage level is a key factor affecting the spot welding effect. Our spot welding machine screen can display the product's internal voltage in real time, making it convenient to check and charge in time. The product should be fully becompatiblee first use. Please charge when the screen voltage is lower than 7.3V.This mini spot welder device is mini and , saving space , you can easily and quickly transport the spot welder to different work sites. Just press the foot switch, the red light will flash three times quickly, and then output current once to complete the welding.After receiving the product, please charge it and practice several times to find the appropriate welding strength. This is a small battery pack welding machine suitable compatible beginners and professional welders.The spot welding machine with high output power can be used to connect nickel bars of 18650 lithium batteries or spot weld iron plates and stainless steel plates. It is also suitable compatible rapid welding of 0.1-0.3 mm nickel-plated steel plates and 0.1 mm pure nickel plates. It is very suitable compatible making battery packs and engineering repairs.Plug Type: US Plug, it applies to Canada, India, Mexico, Thailand, the , the Philippines, Taiwan and so on.voltage: AC100-240VMaterial: Metalcolour: blackPackage Contents: 1 x spot welding pen1 x Spot welding machine1 x pedal mode switch1 x battery clip1 x charger1 x nickel sheet2 x spare needles1 x sandpaperOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.