... 3years 4.Certificates:CE/ISO9001 5. lifetime:30000hrs high brightness 7*1W LED DownlightWelcome to Zhejiang East!Life: 50,000 hoursPower Supply: ... lighting, office work station.3. Back lighting, step lighting, light boxes.4. Merchandising, exhibition stands and panels.Applcation Home, office ... , shop, restaurant, art Gallary, show room, indoor lighting, replace of energy saving lamp.