Portable Pulse Spot Welder Rechargeable Mini Spot Welding Machine with 2 Welder Pen Household DIY 18650/21700/32650 Lithium Battery Nickel Belt Spot Welding

Features:
Practical Spot Welding Machine: mainly used in the welding of nickel sheet of cylindrical battery like 18650/21700/32650.
Support Welding: nickel sheet, iron sheet, and stainless steel within the thickness of 0.1~0.2mm.
Easy Operation: Automatic trigger without the switch, free your hands or foot pedals. It will automatically shut-down after 10 minutes of no use.
Aluminum Alloy Shell Material: fire-proof and anti-fall. Surface anodizing technology, anti-abrasive and safe to use.
Built-in High-rate Polymer Power Cell: the maximum output current is up to 500A, and it can continuously weld thousands of points after being fully charged.
Portable Size: compact size and light weight, easy and convenient to carry.