- 11 levels of precise control for welding exactly as needed, delivering consistent results and longer durability. - Comprehensive safety guarantees including voltage stabilization, low temperature protection, overheating protection, and built in temperature control for worry free use. - Dual pulse strong output for stable welds; supports 0.1-0.25 mm nickel sheet; 1.33 inch high definition color screen shows working status at a glance for easy operation. - Dual mode operation with automatic and manual switching, providing flexible control for different tasks such as mobile phone battery work and various nickel sheet welding needs. - Practical applications: - Repairing battery tabs and connections on smartphones and other compact electronics. - Welding thin nickel sheets in small electronics projects or prototypes. - Assembling or repairing nickel sheet connections in wearable devices or hobby electronics.