Guaranteed lifetime - 50 000 hours Lumen: 230lm/w Modes: Bloom, Veg, Starting Volt: 100-277V Working Temperature: 20-40 C Material: aluminium Voltage: 1060w Warranty: 1 year Lamp: Samsung LM281B IR + UV Number of boards: 12 pieces Usage: Plant growth lamp Ideal coverage area: 150x150 cm / 120x120 cm Color rendering index: 80 Ra PPFDumol: 2426 m2*s Lighting type: LED Lumen efficiency: 2.9 pmol/J LED chips: Samsung LM281B IR + UV Color Temperature: 3500K