Specification: Name: LED Bulbs UFO Design Shape: Globe Product material: Aluminum+ PVC LED chips model: SMD2835/5730 Input voltage: AC 220V Long life: >50,000 hours Power: 20W 30W 40W 60W 100W View angle: 180 Degrees Working Temperature:-20 to 60 Certification: CE RoHS CCC Emitting Color: 3000K/6000K Dimmable: Not dimmable Occasion: Indoor Lighting/Training Venue/ Workshop Features: 1. Strong sealing (Mosquito-anti, Water-proof, Dust-proof). 2. 360?? light-emitting (360-degree beam angle.No dark area. 3. PC lamp shade (Strong light transmission, soft light, bright). 4. Large emitting area. 5. High power, bright light. (SMD 2835-5730 beads, and many chips design; PC lampshade, strong light transmission, soft light, bright). 6. IC Driver, No flicker, eyes caring. 7. Longer life guarantee (Ic driver not easy to burn out, metal plate and Radiating vents, good for heat dissipation, extend the span life of the bulb). 8. No flashing/NOflicker. It is better for reading. Note: Must not use this bulb with dimmable switches or lighting fittings. Please operate the bulb within the nominal mains supply of AC220V Don't place the bulb on hot surfaces. Check and make sure all items in the package are safe and ready for use Before replacing spent bulbs, turn off mains power and let the lamp cool to avoid electrical shock or burn. Package includes: 1* E27 Bulb