Product Specifications Power: 50WVoltage: DC30-32VCurrent: 1450mALumen: 120lm/w=50 * 120=6000lmSerial and parallel: 10 serial and 10 parallel (10B10C)Number of lamp beads: 50pcs 5730Chip crystal size: Epistar 17 * 34milThickness: 1MMSize: ninety two * seventy six