Aluminum alloy enclosure, impact-resistant, dustproof, moisture-resistant Power LED light (Red): Turn on when power is supplied normally Ground LED light (Green): Turn on when ground is connected properly CNS certified, Ex d IIB+H2 T6 Gb X K1SCG0: Power LED light (R) and ground LED light (G)

Aluminum alloy enclosure, impact-resistant, dustproof, moisture-resistant Power LED light (Red): Turn on when power is supplied normally Ground LED light (Green): Turn on when ground is connected properly CNS certified, Ex d IIB+H2 T6 Gb X K1SCG1: Power LED light (R), ground LED light (G), and pushbutton

Aluminum alloy enclosure, impact-resistant, dustproof, moisture-resistant Power LED light (Red): Turn on when power is supplied normally Ground LED light (Green): Turn on when ground is connected properly CNS certified, Ex d IIB+H2 T6 Gb X K1SCG2: Power LED light (R), ground LED light (G), pushbutton, and buzzer