... work temperature,low power consumption,good for eyes.6,Built-in electronic ballast TUV ,IC standard quality for 20000hrs or 30000hrs ... C, Standards comply with international standards; D, Lab testing in radom before shipment.3) Prompt delivery time.4).Got the ... production base, over 120 stuffs, 12 engineers, Omni bearing electronic testing equipment. All our products are controlled according to strict ...