Portable Spot Welder for 18650 Batteries, Geevorks DIY Tool with 99 Gears

The controller is powered by a single-chip microcomputer, ensuring accurate output pulses and welding quality. The device offers both automatic touch welding and manual trigger modes, allowing users to choose based on their preferences. The welding power supply is versatile, with options for lithium battery or 12V car battery power.

The device specifications include a metal construction, a 20cm (7.87 in) input line length, and a 30cm (11.81 in) welding pen length. It is available in red, blue, and black colors, and uses an 18650 lithium battery (not included). The package weighs 210g and measures 20 x 15 x 3 cm.

It is important to note that the device has a total of 99 gears, and users should not exceed 50 gears to avoid the risk of burning.

To use the device, follow these steps: 1. Power connection: Connect the U-shaped terminal of the 20cm, 10AWG input wire to the control power input terminal, and process the other end according to the power supply. Ensure correct polarity. 2. Switch on and off: Press the power switch, wait 3 seconds for the buzzer to drop, and the LCD will light up, indicating the device is powered on. Press the power switch again to shut down. 3. Screen description and parameter adjustment: The device features an LCD display screen that allows users to view and adjust welding parameters. 4. Welding: Keep the welding pin clean, and consider polishing it into a round head for improved welding effects. Both manual and automatic welding methods are available.

The package includes the following items: 1 x spot welder controller, 2 x welding pens, 2 x power input lines (red and blue), and 1 pair of U-shaped cold-pressed terminals.

In summary, this battery spot welder offers versatile power options, accurate welding control, and manual or automatic welding modes, all in a compact and easy-to-use package.

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