Big LED light on the front panle

There are have four different structure size to fit into this panle

Lengthen Structure 8-3 & 9
Expansion Slot: 7 Slots
Structure Size (LxWxH): 446*200*438mm
Panel Length: Around 35-40mm
Material: 0.6mm SPCC + Printing Powder
Q'ty/20": 450PCS; Q'ty/40": 950PCS; Q'ty/40 HQ": 1170PCS

Standard Structure 8-1 & 8-2
Expansion Slot: 7 Slots
Structure Size (LxWxH): 400*200*438mm
Panel Length: Around 35-40mm
Material: 0.6mm SPCC + Printing Powder
Q'ty/20": 470PCS; Q'ty/40": 980PCS; Q'ty/40 HQ": 1180PCS