Lead-Acid Battery Version 12V Digital Display DIY Battery Spot Welding Machine Pen Control, Style:6 Square Pen PC Laptop Parts and then click on the

and then click on the machine setting-square control setting to learn

25-inch drive tray

you can wirelessly project your movie on computer to your big screen TV at home or wirlessly show your presentation on projector in your company meeting room

which is safe and firm to avoid scratching

Weight: 14 inch: about 355g

Lead-Acid Battery Version 12V Digital Display DIY Battery Spot Welding Machine Pen Control, Style:6 Square Pen PC Laptop Parts and then click on the1. 6 square pen can spot weld 0. 05 0. 2 mm nickel plating sheet, 10 square pen can spot weld 0. 05 0. 3 mm nickel plating sheet 2. High power output design, 99 adjustable output power, welding more accurate, can be in nickel nickel plate continuous welding thousands of points 3. Using 5 MOS transistors, the current can reach 2390A 4. Welding is the use of high current and high temperature rapid melting of nickel foil parts and cooling principle 5.