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, easy to carry outdoors. Simple operation with one-button power on/off. 6 adjustable output levels, allowing flexible switching based on practical requirements. Ideal for home use, DIY projects, and maintenance tasks. Two mobile welding pens constructed with 10AWG silicone wire and copper rod, including 2 protective sleeves. The welding pens provide extended reach and accommodate various welding applications. Equipped with a 5300mAh lithium rechargeable battery, offering low power consumption and extended usage time on a full charge. Can also function as a power bank to charge your phone. Built with high-quality ABS and PCB materials for excellent durability and stable performance, ensuring long service life. Advanced management system and software design prevent reset or zeroing during operation. Long press the button to turn on the spot welder, which displays the last used power level; short press to increase the level by one increment. Self-check function: automatically activates when the welding pen contacts the nickel sheet, 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 Sleeves 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.