Handheld Adjustable Spot Welder with 11-Gear Settings for 0.3mm Nickel Strips and 18650 Lithium Batteries – Precise Battery Welding Tool

The FS01 Handheld Spot Welder is a professional-grade, portable welding tool designed for precise and reliable spot welding of thin nickel strips (up to 0.3mm) and 18650 lithium batteries. Featuring 11 adjustable gear settings, this compact device allows users to customize the welding intensity for different materials and thicknesses, ensuring consistent results every time. Ideal for DIY enthusiasts, hobbyists, and professionals working on battery packs, electric vehicles, or custom electronics projects, this spot welder delivers fast, clean, and strong welds with minimal heat distortion. Equipped with durable copper electrodes and an ergonomic design, it offers excellent control and comfort during extended use. Perfect for creating secure connections in high-drain applications, this tool is a must-have for anyone involved in battery assembly or repair.