Specifications: 1) Watt: 22W/28W/40W/55W/75W 2) Bulb type: T5 3) Base: G Ioq 4) Color temperature: 6500K/4200K/2700K 5) Can radiate daylight, cool white, warm white to create harmonic atmosphere 6) Used for general lighting and are recommended for shopping malls, offices and hotels 7) CE and ISO9001 approved