Enhance your spot welding projects with this high-quality Spot Welding Pen, specifically designed to improve efficiency and durability for lithium battery spot welding machines. Crafted with a thick copper bar, this welding pen ensures excellent conductivity and long service life, making it a reliable tool for extended use. Its integrated design offers a sleek and neat appearance while providing effective heat dissipation to maintain stable performance during operation. Key Features: · Thick Copper Bar Construction: Improves working efficiency and durability, supporting long-term use without compromising performance. · Integrated Design with Excellent Heat Radiation: Ensures the welding pen stays cool and operates reliably during intensive tasks. · Dual Springs on Handle: Each welding pen is equipped with two independent springs, allowing smooth expansion and contraction for precise control. · Built-in Limit Switch for One-Hand Operation: Enables easy and efficient control without the need for a foot pedal, enhancing user convenience. · Ergonomic and Comfortable Grip: Designed for prolonged use with wear-resistant materials that reduce hand fatigue and effort. · Suitable for Lithium Battery Spot Welding Machines: Perfectly compatible with various spot welders for battery assembly and repair. Specifications: · Product Name: Spot Welding Pen · Available Colors: White, Blue, Green, Black (Optional) · Welding Needle Size: 50 x 3 x 3 mm (1.97 x 0.12 x 0.12 in) · Item Dimensions: 155 x 45 x 25 mm (6.10 x 1.77 x 0.98 in) · Item Weight: 250 g (8.82 oz) · Package Dimensions: 200 x 100 x 50 mm (7.87 x 3.94 x 1.97 in) · Package Weight: 300 g (10.58 oz) Package Includes: · 1 x Spot Welding Pen Note: This spot welding pen is designed to be used in conjunction with a spot welding machine and cannot operate independently. Upgrade your welding toolkit with this durable, efficient, and user-friendly spot welding pen, ideal for precise battery welding and repair tasks.