1.1.LED tube daylight product adopts power and ultra bright LED bead as light source,the power supply uses intelligent constant current control circuit with high efficiency up to *2%.The shell is made of bicolour PC or AL material.With new design and beautiful appearance,the product uses built-in radiator or tube AL material for radiation area of�0.1?.the temperature of radiator shall be stable around *5? within *0 minutes after lighted and the work temperature of LED chip shall be ?*5? so that it ensures effective lighting and long service life of LED;the luminous flux of light is not less than *7% after lighted for ***0h and not less than *4% after lighted for ***0h.

1.2.For comprehensive energy and lighting effect,the straight tube type LED fluorescent saves *0% electricity with service life *0 times longer than traditional fluorescent lamp, In addition, the LED fluorescent lamp dose not contain any substance harmful to environment including Hg, and the light sending out dose not contain ultraviolet radiation with no stroboflash in work and no delay in start,it\'s truly environment friendly and green light source,

1.3.Ambient temperature **5?**0?.the daily average temperature is ?**5? .

1.4.Humidity:the ambient relative humidity shall not exceed *0%**0? highest temperature,and lower relative hunidity is allowable at lower temperature (e.g.,*0% at *0?),special measures shall be taken to accidental condensation due to temperature change.

1.5.Suitable for AC *0Hz/*0Hzand rate operating voltage of AC **0V and below,fluctuation of *5%~**0%.

1.6.Pollution class:Class 2.

1.7.Installation type:Class 1.

1.8.Protection class:IP*0.

1.9Used in medium where is free from explosive danger,and there\'s no sufficient gas rotting the metal and destroying the insulation as well as conductive dust in the medium.

1.*0.No obvious shake,impact or vibration.

1.*1.Complying with requirement of ROHS.

1.*2.It\'s applicable for factory ,school,mall,counter.air port,bus station,bank,office,hotel,inn,family and other places instead of traditional fluorescent lamp.