Features: Portable Handheld spots Welder with Detachable Electrodes convenient design eliminates external welding pens, featuring replaceable tip and built in safety protections for convenient on the go battery repairs. Adjustable 11 level output power optimizes welding accuracy for diverse materials like 0.1 0.15mm nickel sheets and phone batteries, paired with dustproof ABS housing and multi protections polymer battery. Ideal for DIY enthusiasts, electronics repair technicians, and battery hobbyists restoring 18650/26650 cells or renewing devices like handheld drills through user friendly battery replacements. Effortlessly tackle welding tasks in homes workshops, professional studios, or outdoor environment without bulky equipment—perfect for emergency fixes or custom battery pack assembly. Engineered for reliability Combines temperature/overcharge/explosions proof safeguards with ergonomic portability, making it a must have tool for seamless nickel strips bonding and sustainable device maintenance. Specifications: Host Materials: ABS Equipment setting 11-stage adjustable spots welding method: automatic/manual gear position Product size: Approx.41x196 mm/1.61x7.71inches Input interface: Type-C Battery capacity: 2500mah Input parameters 5V/1A 4.2V output voltages 800A Output Current Replaceable soldering pins Package Includes: 1Set Portable spots Welding Machine note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item.