product model: colour Tc Power Voltage Flux A60-SDWP5T77 white 5000-7000K 8.5± 0.5 AC110V/ 220V 520LM± 10% A60-SNWP5T77 Nature white 3500-5000K 8.5± 0.5 AC110V/ 220V 500LM± 10% A60-SWWP5T77 Warm white 27000-3500K 8.5± 0.5 AC110V/ 220V 480LM± 10%