Specially design junction box (hub) for EOS SMX153 and EOS TIX403 RGBW (color changing) underwater lights. Specially designed for ease of installation, including plug-&-play connections. Supports EOS Mini-i Color Change, is compatible with Lumi-Link MFD integration, and supports up to 4 EOS fixtures. A maximum of four i-Connect Hubs may be linked together allowing expansion to up to 16 lights.