Ryloas GU4 Halogen Bulb, 3PCS GU4 MR11 12V 20W Dimmable with Glass Cover, High Output 250LM
12V 20W GU4 30º - Philips - Proflamps
BlueStars MR11 GU4 Halogen Bulb 12V 20W High Output Warm White Light Dimmable 2800K 200lm or Landscape, Accent, Track Lights, and Fiber Optics - Pack of 10 - Amazon.com
4pcs LED MR11 Light Bulbs, EEEkit 3W 12V LED MR11 Flood Light Bulbs Equivalent to 20W Halogen Bulbs, GU4 Bi-Pin Base for Landscape Accent Lighting, 3000K Soft White - Walmart.com
DC 12V 20W Halogen Light Bulb MR11 Spot Light boat bus - 12VMonster Lighting