Size:50*54
Lamp holder:MR16
Real power:4W
beam surface: fog effect\ stration\ transparent
input voltage:AC12v
luminousflux:260-280lm
color temperature:2800-3300k 4000-4600K 6000-6600K
Polarity:double polarity protection
ra:70-85
beam angle:28/38
power factor:>0.5pf
lamp:epistar chip
life time>50000hours