Working Temperature:-40℃- +60℃ Storage Temperature:-50℃- +80℃ Size:Φ30 mm×600mm；Φ30 mm×1200mm；Φ30 mm×1500mm Voltage:AC/90V-260V /DC24V Life time:50 000hours 3 lines of SMD Tubes-AC90-260V Input No. Item NO. Color Power Luminous Q'ty of LED (pcs) Wave Length Viewing Angle Size 1 KST-11180W-1300-F0 White 12W 933lm 180 2800-7500K 120° 600Φ30mm 2 KST-11324W-1300-F1 17W 1685lm 324 1200Φ30mm 3 KST-11420W-1300-F2 22W 2184lm 420 1500Φ30mm 3 lines of SMD Tubes-DC24V Input No. Item NO. Color Power Luminous Q'ty of LED (pcs) Wave Length Viewing Angle Size 1 KST-11180W-0100-F0 White 12W 933lm 180 2700-7500K 120° 600Φ30mm 2 KST-11336W-0100-F1 18W 1742lm 336 1200Φ30mm 3 KST-11420W-0100-F2 22W 2184lm 420 1500Φ30mm Product Features : 1. Easy Installation, Just need remove the stater & ballest 2. Use the owner design led insure the high luminace & lower light decay 3. >90% to sure the best energy saving 4. OEM Brand is available 5. Use the PC tube & cover to insure the safety Applications: 1. Instead of the indoors ceiling light 2. School / Universities / Hosptial 3. Conference / Meeting room , Show Room 4. Commercial Complexes 5. Factories / Offices 6. Super-markets 7. Residential / Institution buildings