GLITTER 811H Industry Spot Welder & Milliohm Meter, 42000W 7000A High Power Battery Welding Machine for Copper Aluminum to Nickel, Heavy Duty Welder for LiFePO4 Prismatic 18650 Lithium Battery Pack

["1.Advanced High-Frequency Inverter Technology：Equipped with super energy storage capacitor discharge technology, this welder eliminates interference to the AC power supply and effectively prevents circuit breaker tripping. The intelligent control system features a multi-function display screen, making parameter management clear at a glance for precise, professional-grade welding proficiency.","2.42000W High-Power Pulse Welding：Delivers a concentrated, slender pulse for deep melt pool penetration without blackening solder joints. This 7000A output ensures efficient welding of copper and aluminum-nickel while generating minimal heat, preventing damage to sensitive LiFePO4 and 18650 lithium batteries","3.Dual-Mode Versatility & Customization：Featuring AT and MT modes, this welder ensures precise and efficient results for a wide range of applications. It supports optional removable professional welding pens, allowing you to customize your setup for diverse tasks ranging from ultra-thin to ultra-thick weldments","4.Industrial-Grade Efficiency ：With ultra-low internal resistance (<0.3mΩ), this welder minimizes energy loss for maximum efficiency. Its robust industrial design ensures reliable, continuous operation without overheating, perfect for demanding professional use.","5.Precision Resistance Measurement：Features a digital milliohm meter (0-200mΩ) to ensure consistent resistance across battery pack connectors. This precise monitoring effectively prevents false welding and high contact resistance, guaranteeing secure and reliable connections."]