[Upgraded LCD Screen]Battery Spot Welder DIY adopts visible LCD screen. It is suitable for welding daily cylindrical lithium batteries, nickel-hydrogen batteries, nickel-cadmium batteries, etc. Power, gear, temperature can be clearly seen to understand how to adjust welding options in a timely and convenient manner.[63cm Extended Welding Pen]The extended 63cm (25 inches) design features fire-resistant, high-temperature, drop-resistant and wear-resistant spot welding solid copper rods, allowing more flexibility to ensure daily welding work in a completely safe environment. The conductivity is better, and it is very convenient to disassemble and carry.[70 Gears Adjustable for Precise Welding]The output power of the handheld mini spot welder is adjustable at 70 speeds, so as to precisely match the welding gears of different materials, help you quickly complete the precise welding of batteries and achieve perfect results. (Support welding thickness: 0.1 - 0.25 mm);[Eco-friendly 5000mAh battery and power bank]With rechargeable design, research shows that the battery capacity of 5000mAh is the most environmentally friendly and friendly at the same time, it lasts 1400 points of welding after being fully charged for 3 hours, and if you want, you can also put it Used as a power bank;[Intelligent Overheating Protection]When the temperature exceeds 60 degrees, the perfect overheating protection device of the portable spot welding machine will intelligently cut off the power supply, avoid the fire safety hazard caused by overheating, and ensure the absolute safety of the use process.Material: ABScolour: blackPackage Contents:1 x file2 x welding pens1 x Welder (7200mA)2 rolls x nickel sheet1 x USB cable1 x English manualOnly the above package content, other products are not included.Note: Light 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.