ASD 5 Watt - Dc 12v - G4 5 COB LED Light Bulb Lamp - Pack of 4 - 50 Watt Replacement - Warm White 3000k Equivalent to 50 watt halogen bulb. Using COB lamp beads, the lighting better. Aluminum lamp body, good heat dissipation. Plug and play. Not dimmable No mercury, through CE, RoHS certification.