1)Base:
2)Light source: 5*1W   7*1W  high-power LED
3)Input Voltage: AC/DC11-15V
4)Output Lumen:300-400lm
5)LED Current Limiter:350mA
6)Working temperature:-20-55C
7)Color Temperature:6000K
8)Operational Life:50000 hours
9)Beam angle:15-45degree
10)Suitable for indoor use
11)CRI=>75
12)Certifications: CE and RoHS
13) Suitable for residential and commercial lighting, especially illumination of light sensitive objects in shop-windows