1. LED quantity: 155PCS (0.6W-LED chip) 2. Input voltage: AC 100-240V, output voltage DC 12V 2A 3. External battery: support 12V power bank, 5V power bank needs to use USB booster cable 4. Shell material : OK cloth + TPU 5. Optical power: 124.1mw 6. Size: 540*340 mm 7. Spectrum: 660:850:660 (660nm: 155pcs*2 crystals/pcs, 850nm: 155pcs*1 crystals/pcs) 8. Gross weight: 2.3kg 9. Maximum actual power: 20W