Portable Spot Welding Machine Cordless Spot Welding Machine for Home Use DIY Mini Spot Welding Machine DIY Description: Technology [Portable Handheld Welding Machine] effectively improves reliability. The 1,8 inch display can be clearly displayed. The number of records and temperature survival functions are . [Thickness] Portable welding machine can weld sheet metal, iron sheet, stainless steel sheet, etc. of a thickness of 0,1-0,25 mm. Supports aluminum sheets with a thickness of 0,3 mm. The connection is strong and the joints are soldered. [Adjustable Output Power] The machine can adjust the preheating, time intervals and number of connection points to ensure more stability and durability. [Replaceable Pen Tip] The Welder Diy tip has a replaceable design, which eliminates the need to replace the entire tip, saving costs. [Multifunctional] The welder is equipped with 5V 2.1A USB output, which can charge USB devices such as mobile phones Specification: Material: ABS Battery capacity: 5000 mAh Charging/unloading: 5 V/2,1 A Maximum current: 1200A Gear: combined gear adjustment Multiple protections: impact protection, stabilization protection, short circuit protection, low temperature protection, high temperature protection, overcharge protection, etc. Size Chart: 8,2 cm x 2,8 cm x 15,5 cm / 3,23 inch x 1,10 inch x 6,10 inch The package includes: 1x machine 1x pen 1x USB charging cable 1x instruction manual