SUNKKO 737U 220V/110V Battery Spot Welding Machine Handheld Welding Battery & Testing & Charging

Description: SUNKKO 737U Battery Spot Welding Hand Held Welding Machine Welding battery & Testing & Charging Function Great item for most small battery packs welding.Dual modes intelligent frequency conversion pulse spot welder. Specification: -Welding part: Input voltage:220V/110V AC Power:2.8KW(Instantaneous) Single pulse time:0.5-5ms(Variable) Double pulse time:1-10ms(Variable) Welding thickness:0.05-0.15mm -Charging part: Output voltage:5V Output current:0-3A(Max) Output power:38W(50W Instantaneous) Voltage stability:1.5%(Setting) Constant current accuracy:2.5%(Setting) Measurement error: 1.5%(Setting) Size:37*21*32cm Net Weight:5.5kg Features: * 3 USB ports for output * Charging and testing for 1 lithium battery * Fast welding lithium battery pack by fixed welding head * It is easy to know fast or slow charging * Machine handle, convenient to move * Welding needle pressure regulator * Setting current quickly * LED light function * Setting welding parameter and pulse selection Notices for using SUNKKO spot welding machine 1.In order to obtain good weld effect, please don't use the active socket, and should be used the wall socket to ensure stable power supply. 2.Because of the instant welding large current,rated current of tripping device of the leakage protection switch should be up to 40-63A.Lower than 40A will cause tripping. 3.Please set the pressure adjuster to the right parameter to avoid welding effect in not good. 4.Please keep the surface of welding pins clean and wipe off oxide with sand paper. 5.Please keep the welding pin in sharp shape. 6.Please do not worry about the lighting in flash. Spot welder is a high power machine and discharging high current instantaneously. Because this moment is in 20ms and it is normal. Package Included: 1 x 737U Machine 1 x Manual 1 x Wrench 2 x Fuse tube 1 x Fixture for 6 batteries 4 x Welding needle 2 x Charging wires 60 x Nickle sample