Phlizon PH-B8-D 640W Full-spectrum Dimmable LED Grow Light

Samsung 561C LED · 2160PCS diodes · 640W · ETL Listed Efficacy: up to 2.8 µmol/J PPE: 1782µmol/s Input Voltage: 100-277V Actual Power Consumption: 640W±3% Lifetime: 50 000 Hrs Driver: UL Listed Driver Weight: 30.8 Lbs Dimensions: 39.4" x 39.4" x 3.9" Spectrum: Full-spectrum Dimmable: OFF-20%-40%-60%-80%-100% with 0-10V Light Light Source(Samsung 561C LED): 1296pcs 3000K LEDs 576pcs 6500K LEDs 288pcs 660nm red LEDs.