Makergroup MR11 Gu4.0 Bi-pin LED Light Bulb 3W 12VAC/DC Low Voltage LED Spotlights Warm White 2700K-3000K for Outdoor Landscape Lighting and Indoor Recessed/Track Lights 2pcs - - Amazon.com
Mini MR11 GU4 LED Spotlight Bulbs 2W 3W 4W 12V 24V SMD Replace 25W Halogen Lamps | eBay