What's in the box:

NY-D04 40A Dual Display Spot Welding Machine Transformer Controller Control Panel Board Adjust Time Current (Standard)

All-digital circuit, new zero-crossing detection circuit, accurate current and time control.

Features:
Compatible with 50HZ and 60HZ power supplies, the controller automatically judges.
Current regulation range 30%-99%, time control range 1-99 cycles (1 cycle = 20ms).
Two 0.56in high-brightness digital tube display.
Press the button to adjust the parameters, the operation is more convenient.
Display panel contains status light and buzzer, instructions are more intuitive.
Easy to install, convenient for customers to install and produce spot welders.

Specifications:
Main color: red
Display: 2 - 0.56in
Current regulation range: 30%-99%
Time control range: 1-99 cycles (1 cycle = 20ms)
Package size: 175 * 120 * 50mm / 6.9 * 4.7 * 2.0in
Package weight: 60g / 2.1ounce

Package list:
1 * Spot Welding Machine Transformer Controller