Product Model MDL-BUA-01 Rated power (W) 5/7/9/12/15W Color temperature 3000/6500K CRI 80 Product size (mm) 45*45*77/60*60*106/60*60*118/60*60*120/70*70*142 Material PA+Aluminum lamp cup structure Style Product key selling point High efficiency, up to 100lm/w DOB driver scheme PA+Aluminum lamp cup structure, good heat dissipation effect E27 or B22 lamp holder is optional 3000K/6500K color temperature is optional.