Granville photoelectric energy-saving lamp 5W led bulbs super-bright indoor lighting bulb e27 screw

Model: ZW-QPS-0303 4. with built-in constant current output, high power conversion efficiency, good stability; 5. Long life design, life of up to 50,000 hours, high reliability; 6. professional industrial design and optical design , to create a high-grade optical elegant environment; 7. contrast to traditional light sources saving, saving 40% -50%; 9. widespread use, office space, shopping malls, hotels, hospitals, exhibition halls, conference rooms, windows, home interior and other places , especially for luxury high standard of large space decorative lighting; and 10. easy to install. Specifications: The lamp uses LED as a light source, match the existing screw interface, built-in constant current driver for the car aluminum lamp body, shade of milky white pc cover, unique lamp body design novel, elegant appearance Technical parameters: Voltage: AC 85 ~ 265V, 50Hz source: 5730LED LED luminous flux: 100LM / W CRI: ≥70 Color temperature: 2700-6500k Housing: like an empty aluminum beam angle: 180 degrees system resistance (Rja): 0.5 ℃ / W Operating temperature: - 20 ℃ 50 ℃ work humidity:?? 10% 90% relative humidity Storage temperature: -20 ℃ 65 ℃ NW / GW:? 90 g Note: 1. brightness and power consumption is based on actual test of the whole lamp, not LED lumens itself. 2. Using the mainstream market, LED, any special requirements, please advise.