Weanas 4X MR16 GU5.3 LED PA Spotlight Bulb Lamp 5 Watt AC DC 12V White Undimmable 40W Halogen Track Bulb Equivalent Replacement 120&deg; Beam Angle Save electricity bill: Replace 40W halogen bulb by 5W LED, save 90% on electricity bill of lighting Light angle: 120 Directional; 60 LEDs, AC DC 12V; Undimmable. Easy Installation:Standard MR16 GU5.3 base,can be easily fitted instead of ordinary halogen bulbs. Reduce re-lamp frequency:Lifespan is over 50000 hrs,save effort and maintenance costs on changing bulbs frequently. Eco-Friendly:No lead or mercury; No UV or IR Radiation.