Luminous Flux:250 - 499 LumensLED Chip Model:SMD5733 Color Temperature:>7000K Voltage:10V-30V Occasion:Living Room Power Tolerance:1% Shape:Reflector Average Life (hrs):50000 Led Bulb Type:Spotlight Bulb Beam Angle():120 Base Type:MR11 Certification:ce,ROHS Origin:Mainland China Item Type:LED Bulbs Type:MR11 LED Spotlight Bulbs Light Color:Warm/Cold/Neutral White Base:MR11(GU4) Wattage:2W/3W/4W LED Chip Type:5733/2835 SMD LED Chip QTY:9/12/15PCS Beam angle:120 degree MR11 GU4.0 LED Spotlight Bulbs 2W 3W 4W AC/DC 12V 24V 30V Cool Warm White Lamp Replace Halogen Light 5733 SMD 9 12 15 LED Chips Features: -Energy Saving. Replace 10W 20W halogen bulb by 2W 3W 4W LED. Save 90% on electricity bill of lighting. -Easy Installation. Standard MR11 shape with GU4.0 base. Can be easily fitted to replace regular MR11 halogen bulbs. -Extremely long life. Lower maintenance costs by reducing the re-lamp frequency -Instant full light. The starting time is less than 0.5 s, no need to wait for warming up the bulb. -High CRI. CRI is over 80. More vivid and natural light. -Eco-Friendly. No lead or mercury -Solid State. Shockproof and vibration proof -No Hazardous Emissions. No UV or IR Radiation -Input Voltage: 10-30 V AC/ DC Specifications: Wattage: 2W/3W/4W Voltage: AC/DC 12-24V Socket: MR11(GU4) Led Chip Model: 5733 SMD LED Quantity: 9/12/15PCS Beam angle: 120 degree Lifespan: 50,000hrs Certifications: CE RoHS Please note: If your working voltage is 100-240V, and you don't have a power adapter, please do not buy this kind of bulb.