The relay-box switches two independent power circuit on and off. It get commanded over a third power cord which need to be plugged in a commercial timer-switch or GSE timer box. Each power circuit can handle 4x600W (total 8x600W lights).

Sizes and technical data's:
Case: WxHxD = 180x130x60mm
Timer box: WxHxD = 160x100x90mm
Volt: 2x230V / 50Hz
Relays: 4x16A 230V
Protection class: IP44