Supports long-term high-power spot welding, with higher welding performance, more stable spot welding, and no false welding Removable welding pins, only the welding pins can be replaced later, which is simple, convenient and fast Adjustable welding pin spacing, use the free flat screwdriver to adjust the welding pin spacing, convenient for the product to weld materials of different sizes, and quickly adjust the spacing during welding Easy to use, and handheld, very suitable for professional and DIY projects Ideal for a variety of applications, including electronic product repair and battery pack assembly, ensuring strong welding and stable performance Product name: spot welding pen Pen tip: pure copper with gold plating Maximum current: 1500A Welding needle length: 2x25mm Copper wire: pure copper Internal resistance: 35mΩ Copper wire thickness: 16² (The product appearance and printed words depending on the batch, but this does not affect use) Color: Black Material: Plastic Specifications: B: 162 copper wire + U-shaped plug Package Contents: 1*Spot Welding Pen 1*DC Cable 1*Hexagonal Wrench 1*Slotted Screwdriver 2*DC Welding Wire Plugs 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.