This is a kind of fine quality portable spot welding machine, with quick-release welding pen for easy to take around with you. Integrated welding pen uses gold-plate terminal, with fine conductivity & low contact resistance. Take micro USB (Universal Serial Bus) charging interface for easy charging. Built-in 2 high rate power battery, with fine charge & discharge characteristics, more stable. Characteristics: Quick-release welding pen for easy to take around with you. Compact & portable size for more practical & convenience. Take micro USB (Universal Serial Bus) charging interface for easy charging. Integrated welding pen uses gold-plate terminal, with fine conductivity & low contact resistance. Thicken pure copper strip & imported MOS tube can save energy & can provide long service time. Built-in 2 high rate power battery, with fine charge & discharge characteristics, more stable. Specifications: Name: Spot welding machine Model:DH20/DH20 PRO (Can upgradefirmware)
Material: metal Type: with upper material, without upper material (optional) Cell: 2 * high rate cell (included) Output voltage: 4.2 V max Output current: 639A max Item
Size: With upper: 100 * 84 * 28mm / * 3.31 * 1.10 in Without upper: 100 * 84 * 20mm / 3.94 * 3.31 * 0.79 in Package
Size: 200 * 100 * 50mm / 7.87 * 3.94 * 1.97 in Package weight: With upper: 500g / 1.10lbs Without shell: 300g / 10.58oz Packing Included:1 * Spot welding machine