Features: Mini spot welder with output suitable for welding 0.1-0.15mm nickel plated steel sheet and 0.1mm pure nickel sheet quickly. Portable and lightweight, space-saving for home use and easy to carry outdoors. Simple to operate with one-key power on/off control. Equipped with 6 adjustable output levels, allowing flexible switching based on practical requirements. Ideal for home use, DIY projects, and maintenance tasks. Includes 2 mobile welding pens made of 10AWG silicone wire and copper rod, along with 2 protective sleeves. The welding pens provide extended reach and accommodate various welding applications. Powered by a 5300mAh lithium rechargeable battery, offering low power consumption and long operating time on a full charge. Can also function as a power bank to charge your phone. Constructed from high-quality ABS and PCB materials, ensuring durability, stable performance, and extended service life. Features advanced management system and software design that prevents reset or zeroing during operation. To turn on, long-press the button; the device displays the last used power level. Short press to increase the level by one step. Equipped with self-check function: when the welding pen contacts the nickel sheet, it automatically activates with a response time of 0.8 seconds. Material: ABS + PCB Color: Black Package Contents: 1 x Spot Welder with 2 Welding Pens 2 x Welding Pen Sleeve 1 x Nickel Strip 1 x USB Cable Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement allows an error of +/- 1-3cm.