Easy installation: Standard MR16 bulb shape dia1.97*1.85 inch with GU5.3 base. Can be easily to replace traditional MR16 halogen bulbs and fit well into your fixture without problems. Perfect for landscape, recessed, track lighting, etc. Notice: this bulb is used to replace 1.97inch (50mm) MR16 halogen bulb, not 1.38inch (35mm) diameter MR11 lamp Reduce cost and trouble of changing LED light bulbs: Our MR16 5W LED bulbs with the bulb lifespan over 30,000 hrs, which could last very long time, save effort and maintenance costs on changing bulbs frequently. You could replace the MR16 20W 35W 40W traditional halogen bulb by only 5W LED Healthy and comfortable LED light bulb: More vivid and natural lights with high CRI >85. Not dimmable. No lead or mercury. No UV or IR Radiation. Create the wonderful calm and cozy atmosphere for garden, yard, patio, lawn, pathway, uplights, highlighting Reliable MR16 bulbs : Suitable for kitchen track lights, recessed lights, ceiling lights, downlights, overhead lighting. Buy with confidence As a professional lighting manufacturer and seller for around 10 years, we promise to provide for customer the best experience in each product with high quality and good after-sales service ever.This MR16 LED bulb 50W halogen equivalent is introduced with many features that can help much in your home lighting. Let's have a try and enjoy it. What value we could bring for you: Money saving: 30000H long life of bulb and 90% decrease on your energy bills,great replacement of 50W Halogen Equivalent by 5.5 W power used. Advanced LED chip technology: Excellent brightness efficiency with high CTR 80+. Not dimmable. No lead or mercury. No UV or IR Radiation. Easy to install: Standard GU5.3 base, instant on, making it easier to fit well with many indoor and outdoor lighting fixtures. Safety: Every part of the bulb is carefully designed by using the highest quality materials and we have integrated overload, short circuit and over temperature protection for years of worry free use. Details: Input voltage: 110-130V; Power: 5.5 W; Luminous flux: 450 LM; CRI (Ra): >80; Beam angle: 45 degree; Lifespan: 30000 hours.