Features: The mini spot welder support spot welding thickness of 0.1-0.25mm,this spot welder is small in size but fully functional, which can meet your various battery pack making needs. This mini spot welder has a 1.8-inch LCD color screen display, display working status for you; This spot welder is used in the welding of nickel sheets of battery, for spot-welding cylindrical lithium batteries; 40cm welding pen and 30gears adjustable; The package includes:1xSpot Welder,2xSpot Welding Pen,1xType-C Cable,1xNickle Sheet; Specifications: Material:Metal Color:Black Size:Approx.112x80x30mm/4.41x3.15x1.18in Spot Welding Pen Length:Approx.40cm/15.75in Note: Please allow 1-2cm errors due to manual measurement,please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1xSpot Welder 2xSpot Welding Pen 1xType-C Cable 1xNickle Sheet