The driver to connect 4 304 boards is: HLG-480H-C2100B. To connect 2 304 boards: HLG-240H-C2100B.
The item "Quantum Board LED 304 320W With Anodised Heat Sync" is in sale since Tuesday, August 14, 2018. This item is in the category "Garden & Patio\Hydroponics & Seed Starting\Grow Light Kits".
The seller is "ukmor_jucy6" and is located in Milton Keynes. This item can be shipped to United Kingdom.