Simply Conserve ENERGY STAR GU5.3 50-watt EQ 50-Watt EQ LED Mr16 Warm White G5.3 Base Dimmable Flood Light Bulb (100-Pack) in the Spot & Flood LED Light Bulbs department at Lowes.com
Makergroup MR16 LED Bulb, Outdoor Landscape MR16 Light Bulbs, 3W Gu5.3 Bi-pin Base 12V Low Voltage LED Spotlights Warm White 2700K-3000K for Outdoor Landscape Lighting Garden Yard Lights 6-Pack - - Amazon.com
5W MR16 LED Bulb – Lumina Lighting
LED MR16 Dimmable Light Bulb, 3000K Soft White - 7 Watt (50W Replacement) Flood - 12 Volt (500 Lumens)