Color temperature: 
     ww(warm white):    3000-3500k 
     cw(commercial white):   4500-6000k 
     pw(pure white):    6500-7500k
Tube shell:       Frosted and transparent 
Tube length:    1.2M
Power:              18W
Luminous:        1700-1750LM
LED type:          SMD2835
Input voltage:  AC100-245V
Frequency:                 50-60Hz
PF(power factor):      >0.9
Power efficiency:      >87%
CRI:   >70
Store temperature:     -20℃---40℃
Lifetime:         50000Hrs
Warranty:       3 years