Bought a rail head kit, love the adjustable spot/flood options, no buzz when dimmed and the color is perfect. Excellent purchase! This is another product I love so much I bought another pack it's fantastic.
Pros
ENERGY SAVING AND RELIABLE - LED consumes only 8.3W and provides 750 lumens of light, equivalent to a 75W incandescent lamp; Lifetime up to 25,000 hours reliable lighting, lifespan up to 22.8 years without replacement