Amazon.com: Vegelumax CMH 315W 3K-Red Grow Light Bulb Lamp Full Spectrum 3000K HID Ceramic Metal Halide High Efficiency Low Heat Superior Master Color CDM for Flowering, Enhanced 660nm Red Light,PGZX18 Socket :
Grower's Choice 3K 500 Watt Single Ended CMH Bulb — Grow Light Central