Compact Battery Welding Machine with Dual Digital Displays and Dual Pulses Operating Voltage: AC 220V/110V ±20V Primary Current: 2A–15A Maximum Output Power: 2.8 kW Welding Tip Pressure: 200 g–700 g Single-Pulse Welding Thickness: 0.05–0.12 mm nickel sheet Double-Pulse Welding Thickness: 0.12–0.2 mm nickel sheet Unit Dimensions: 140 x 245 x 200 mm Unit Weight: 4.3 kg Individual Package Weight: 5.5 kg Individual Package Dimensions: 215 x 370 x 310 mm