Lemonbest = Assured Quality (2 Years warranty) + 5 Steps Strict QC + 48 Hours Aging Time + Free Shipping & Ship out within 24 Hours + Superior 99.8% Customer Satisfaction + 60 Days Warranty + 60 Days Return without Reasons Features: *Built-in power supply driver. *Energy saving, long service life, easy installation and maintenance. *No radiation, no stroboscopic, no interference, green lighting. Application: Architectural lighting, home lighting, home theater, studio, private club, entertainment lighting, ad lighting, restarants, hotels, display scene, artwork lighting, landscape scene, etc. Specifications: Power: 4X1W Base Socket: MR16/GU5.3 LED Chips: 4pcs Epistar Leds Input Voltage: AC/DC 12V Lifespan: over 50,000 hours Luminous Intensity: 360-400lm (90-100lm/w) Material: High Strength Aluminum + Thermostable Conjoined Lens Dimension: D48*H55 mm Color: Warm White (2800-3500K) Beam angle: 45 degrees Weight: 55g Package Included: 1x 4W MR16 Warm White LED Spotlight **Warm Tips**: Buy In Confidence and satisfaction. Factory direct sell, 100% Brand NEW, 3 years warranty, free replacement within warranty, 60 days money back, 60 days return without reasons.