The 8000W high-power intelligent dual-pulse spot welding machine has a rechargeable built-in battery, which has good performance and long service life. The battery welding machine is specially designed for 18650 battery welding, and can also be used for welding nickel strips with thicknesses of 0.1, 0.15, 0.2, 0.25, 0.3mm. It comes with a soldering pen with good electrical conductivity and low contact resistance. ABS shell material, anodic oxidation technology, wear-, safe to use. Small and portable design, easy to carry around. Name: 8000W high power spot welding machine Input: 100-240V Output: 8.4V Battery type: lithium battery Spot welding current: 1200A Power: 8000W Built-in battery capacity: 9600mA Maximum output voltage: 8.4V Maximum output power: 8000W Nickel strip thickness for spot welding: 0.1, 0.15, 0.2, 0.25, 0.3mm (copper/aluminum/gold/silver cannot be spot welded) Spot welding pen length: 47cm Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on Voltage: AC100-240V color:Black Material:ABS size:150 x 98 x 50mm Package Contents: 1 x Spot Welder 1 x Nickel Sheet 1 x Sandpaper 1 Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.