18650 Battery Spot Welder,Spot Welding Machine, Portable Mini Spot Welder Tool DIY Full Set 18650 Lithium Battery Nickel Belt Spot Welding Mini Small Household Fiber Spot Welding Equipment Tool

Spot Welding Machine Portable Diy Full Set 18650 Lithium Battery Nickel Belt Spot Welding Mini Small Household Fiber Spot Welder Tool Specifications:Item Type: Spot Welding MachineMaterial: aluminum alloySize: 10x8.4x2.8cm/3.9x3.3x1.1inColor: BlackOutput Voltage: 4.2V(max)Output Current: 639A(max)Design current: 1200A(max)Battery Capacity: 4300mAhInput interface: Micro USB/USB-C(Optional)Input:...