THIS E27 SMART LED BULB FEATURES A BRIGHTNESS EQUIVALENT TO A TRADITIONAL 100 W BULB. A67 - E27 SMART BULB - 1600 LUMEN TRANSFORM YOUR HOME WITH OVER 16 MILLION COLORS. COMMUNICATION PROTOCOL: BLUETOOTH AND ZIGBEE MAX.OPERATION POWER: 9.5W;WATTAGE EQUIVALENT: 75W BULB DIMENSIONS (WXHXD): 67X131 LUMEN OUTPUT AT 4000K: 1;521 LUMEN FITTING: E27