DIY Spot Welder Machine Welding 18650 Battery Handheld Spot Welding Pen Automatic Trigger Built-in S

Adopt thick copper bar, help enhance working efficiency, and suitable for long service time.Integrated design, beautiful and neat, with fine heat radiation effect.There are dual springs on handle, each welding pen can expand and contract independently.Built-in limit switch, one hand operation, do not need foot pedal.With comfortable hand , can support long time use, stable and reliable, wear resistant and effort saving.Suitable for 18650 battery spot welding machine.Name: Spot Welding PenColour:cyanMaterial:metalSize:155 x 45 x 25mm Package Contents:1x Spot Welder MachineOnly above package content, other products are not included.Note: Light and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +\/- 1-3cm.