SUKKO LED Pulse Battery Spot Welder + Spot Welding Machine Micro-computer Micro Welding with LED Light+Battery Clamp, 220V EU Plug Main features: 1. Soldering metal thickness: Less than 0.1MM 2. Voltage input: AC 220V 3. Primary current: 2A~15A 4. Soldering current: 50A~800A (Related pulse range 1ms~19ms) 5. Soldering metal plate thickness: 0.1~0.15mm Recharge: 1. Voltage recharge range: 4.2~15V 2. Current recharge range: 0~2A 3. Dimensions: 140x245x200 mm 4. Net weight: 4.3 kg Specifications: 1. Advanced MCU current controller achieved precise micro-computer soldering. 2. Wider current range and singledouble pulse soldering mode selection perform powerful function and high reliability. 3. Unique digital battery recharge function for constant currentconstant voltage recharge. 4. MCU start control. 5. Touch digital control with temperature display has precise spot soldering. 6. Battery recharge display in LED 2 x 3 digits. 7. Short circuit protection in recharge output. 8. For assembly soldering all kinds of mobile battery, notebook battery. 9. Also for precision processing soldering metal parts.