Enhance your spot welding tasks with this high-quality Spot Welding Pen, designed for efficiency, durability, and ease of use. Crafted with a thick copper bar, this welding pen improves electrical conductivity and working efficiency, making it ideal for long service life. Its integrated design not only offers a neat and attractive appearance but also ensures excellent heat dissipation to maintain stable performance during extended use. Key Features: · Thick Copper Bar Construction: Provides superior conductivity and enhances welding efficiency, ensuring reliable performance over prolonged periods. · Integrated and Compact Design: Beautifully crafted with a clean finish and optimized heat radiation for improved durability and safety. · Dual Spring Mechanism: Each welding pen handle is equipped with independent dual springs, allowing smooth expansion and contraction for precise control. · Built-in Limit Switch: Enables convenient one-hand operation without the need for a foot pedal, increasing work efficiency and comfort. · Ergonomic Handle: Designed for comfortable grip, reducing hand fatigue during long welding sessions; wear-resistant and effort-saving for stable and reliable use. · Suitable for Lithium Battery Spot Welding Machines: Perfectly compatible with 12V external power sources, making it an essential tool for battery pack assembly and repair. Specifications: · Name: Spot Welding Pen · Color Options: White, Blue, Green, Black · Welding Needle Size: 50 x 3 x 3 mm (1.97 x 0.12 x 0.12 in) · Item Size: 155 x 45 x 25 mm (6.10 x 1.77 x 0.98 in) · Item Weight: 250g (8.82 oz) · Package Size: 200 x 100 x 50 mm (7.87 x 3.94 x 1.97 in) · Package Weight: 234g Package Includes: · 1 x Spot Welding Pen This Spot Welding Pen combines high-quality materials and thoughtful design to deliver a reliable and comfortable welding experience. Its efficient heat dissipation and ergonomic features make it suitable for professional and hobbyist use, especially in lithium battery spot welding applications. Upgrade your welding toolkit with this durable and easy-to-use spot welding pen for improved productivity and precision.