Unique Heatsink and super-light design. The AC New Technology, no external driver. Extremely Long Life reduces re-lamp frequency. High-transmittance lens and even light distribution. Save labour cost to replace bulbs within Short Lifespan. The starting time is less than 0.5 s, No need to wait for warming up the lamp anymore. Ideal for Commercial or Industrial Lighting, warehouse, supermarkets, furniture store, etc. Rugged die-cast aluminium, scratch and fade resistant. The amount and quantity of new stores is small. If you need more quantity, leave a message when you make a offer. Color temperature: cool white 5000K-6500K. Product size (length x width x height):? Applicable working temperature: -35°C to +55°C. We believe our items are so outstanding. All products are quality checked. We will be happy to resolve any issues you may have in a cordial and friendly manner.