Mr.lamp Mr16 Led Bulb 4w Warm White 50watt Equivalent 3200k Mr16 Led Spotlight - Bi Pin Gu5.3 Base - 330 Lumen 60 Degree Beam Angle for Landscape,standard Mr16 Shape,input:12v Dc 6pack High luminous intensity output: 360LM,Input : 12V AC / 60 degree beam angle Money-saving.Estimated yearly energy cost of $0.72 (based on 3 hrs/day, $0.13/kWh).High CRI.CRI&gt;90: shows object colors realistically and naturally. Super Energy-saving as replacement for 40 watt Halogen light bulbs while last five times longe Low Ripple Constant Current Output Input MR16 standard shape: Bi-pin base (GU5.3), directly replace traditional halogen light bulb