Features:
1) Watt: 8W (300mm), 14W(560mm), 21W (860mm), 35W (1450mm)
2) Color temperature: 2700K, 3000K, 3500K, 4100K, 5000K, 6500K
3) Lumen efficiency: 8W(310-500), 14W(1045-1220), 21W (1800-2100),
35W (3200-3450), 49W(4500-4700), 54W(4700-5000)
4) Life: 8000hrs
5) Used with a starter in 220V 50Hz electricity

Packing:
1pc/sleeve, 25pcs/carton