Brass Spot Welding Pen Key benefits Durable brass construction with a detachable head for easy maintenance and replacement. Compact and portable design for on the go use. Real time status monitoring with a 1.8 inch color screen: welding status, battery voltage, temperature, preheat time, pulse time, interval time, charging voltage/current/power. USB rechargeable with a strong discharge capability of 1200A, delivering stable welds. Product details Material and construction: brass spot welding pen; head is detachable for cleaning or replacement. Size: approximately 15.5 cm x 7.9 cm x 3.4 cm (6.10 inch x 3.11 inch x 1.34 inch). Display: 1.8 inch color screen for clear welding status and parameters. Electrical performance: 1200A strong current discharge for stable welding. Power and charging: USB rechargeable; the device displays charging voltage, current, and power. Usage scenarios Electronics and assembly: suitable for joining thin metal tabs and small components in portable electronics projects or batteryrelated work. DIY and hobby projects: convenient for precise spot welding in small metal pieces, model making, or prototype fabrication. Field and onsite repairs: USB recharging allows convenient use away from a power outlet. Notes The welding pen features a detachable head for maintenance. After a full charge, the device can weld thousands of spots, supporting volume or repetitive welding tasks without frequent recharging.