Experience superior welding performance with this Mini Spot Welder, expertly designed for precision, durability, and safety. Equipped with a flexible and durable gold-plated welding pen featuring an 8mm spot welding copper tip, it offers ultra-low resistance and excellent oxidation resistance for efficient power transfer. The 40cm pen length enhances maneuverability, making it convenient for a variety of applications. Key Features: · Large Battery Capacity: Integrated with a high-capacity 5000mAh rechargeable 3.7V polymer lithium battery, this spot welder supports fast Type-C 2A charging, fully replenishing power in about 2 hours. The battery also functions as a power bank to charge other devices, ensuring versatile usage. · Advanced Protection Systems: Includes comprehensive overcharge, overtemperature, and short circuit protection mechanisms, alongside a unique overheat protection device that automatically cuts power and shuts down safely during overheating, ensuring user safety and equipment longevity. · Adjustable Welding Parameters: Customize preheating, interval, and pulse settings directly from the intuitive 1.8-inch color LCD screen, allowing precise control tailored to different welding requirements. · High Welding Performance: Capable of delivering a welding current between 6A and 1200A with overcurrent protection at 1.12KA. Supports welding of 0.25mm nickel sheets, iron sheets, and stainless steel with a maximum welding thickness of approximately 10mm (0.39in). Welding duration occurs within several milliseconds, ensuring efficient and clean welds. · Durable and Efficient Welding Pen: Features 8AWG welding pen wire thickness with gold-plated terminals for superior conductivity and durability, making it ideal for repetitive use with minimal wear. · Long Battery Life and Low Standby Power: Supports up to 1000 charge cycles with an endurance of 800-2000 welds per charge. Extremely low standby current (20μA) guarantees theoretical standby times exceeding 2.5 years. · Indicator Light Function: The MOS tube automatically outputs current when connected to nickel sheets, and the built-in indicator lights turn off at low battery voltage to protect battery health and alert users to recharge timely. Specifications: · Battery Capacity: 1 x 3.7V 5000mAh polymer lithium battery · Product Screen: 1.8in color LCD · Welding Pen Wire Thickness: 8AWG · Welding Current Range: 6-1200A · Overcurrent Protection: 1.12KA · Full Charge Time: Approximately 2 hours (5.2V 2.1A input) · Endurance: 800-2000 welds per full charge · Battery Cycle Life: Up to 1000 cycles · Standby Current: 20μA · Theoretical Standby Time: Over 2.5 years · Storage Temperature & Humidity: Max 55℃, 50% humidity · Charging Input: 5.2V 2.1A (Type-C) · Discharge Output: 5V 2.4A max · Supported Materials: Nickel sheet, iron sheet, stainless steel (up to 0.25mm thickness) · Maximum Welding Thickness: Approx. 10mm / 0.39in · Welding Time: Several milliseconds Package Includes: · 1 x Mini Spot Welder This Mini Spot Welder combines innovative technology, robust construction, and user-friendly features, making it an ideal tool for professionals and hobbyists requiring precise, efficient, and safe spot welding solutions. Its adjustable controls, fast charging, and advanced protection systems deliver optimal performance and reliability for various welding projects.