... luminous efficacy and low light recessioSaving energy more than 80% over traditional lampLighting color: 2700k-6500k,warm light,daylight, red,blue ... OEM serviceLow harmonic distortionModel: ZS-T5Wattage : 8W,14W,21W,28WOver-current protectionVoltage: 110-120V / 220-240VLamp Base: E14 / E27 /B22Energy-saving ...