Model: CP01 Product name: Pocket spot welder Battery type: Rechargeable polymer lithium battery Battery capacity: 5000mAh Output voltage: 4.2V (MAX) Output current: 650A (MAX) Design current: 1000A (MAX) Input interface: Type-C charging port Input parameters: 5V/2A USB output: 5V/2.4A (MAX) Recommended nickel strip thickness: 0.1-0.15mm (0.2mm when fully ) Colour:Black Material:ABS Size:102x84x28mm Package Contents: 1 x DIY spot welding machine (different batches of accessories have random styles and colors, and specified colors and styles are not accepted, which does not affect the use) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.