1. Luminous flux: 170lm.
2. Color temperature: cool white: 5600-6300k, warm white: 2700-3500k.
3. Bean angle: 50/70/100 degree.
4. Temperature: -40 to 70 degree celsius.
5. Brightness degradation: 3-5%, 1kh.
6. Lifespan: 50000 hours.
1. Base type: E27. 2. Operating voltage: AC 90-260V. 3. Full range of colors: cool white, warmwhite, red, blue, green and yellow. 4. Lighting source: 3pcs 1W Cree chip. 5. Material: aluminum, ABS and PC.