BBier 40W wholesale china wholesale led bulb 
1)Light Source:340PCS 2835 LED 
2)Lumens:4600LM 
3)Beam Angle: 360 

4600lm ETL 40w Led Corn Light With Cover

40w led corn light/lamp ETL , 360degree, 14sides and base with hole special surface design and make good dissipation for light heat easy out , high lumens 40w reach 4000lm we use LM80 listed 2835 epistar chip build it,widely base offer e40 e39 e26 e27  offered ,for wattage we do 20-150w

Advantages:

(1)Beam angle:360deg
(2)Streamline exterior design, beautiful appearance
(3)Retrofit fin lamp body design and larger heat dissipation area.
(4)Special circuit design, each LED work separately, avoiding the single broken L Advantages

(5)It's major to replace the CFL with screwed lamp base directly.

(6)lower price for the facotry directly.

(7)high quality with various certifications: CE&RoHS approval.

(8) Low heat, no UV or IR radiation, No electric wave

(9) New inner high efficiency constant current driver, with heat protection system.

(10) long lifespan, up to 50000Hours ,50times than traditional neon lighting

(11)3 years warranty,fully guaranteed the LED life.

(12)Energy saving, green environmental protection

(13)low-heat,safe and reliable

(14)High power efficiency, High brightness

Applications:

1. hotel

2. Factories & Offices

3. Commercial complexes

4. Residential / Institution Buildings

5. Schools, Colleges & Universities

6. Hospitals

7. Places where need energy saving and high color rendering index lighting

Quality Control:
100% of the lamps will be tested and keep lighting for 72 hours to test its quality reliability , and we will also test its temperature after 24 hours' lighting.
Then after it is cool we again test 100% of the lamps to see if it still work well . Each lamp should pass all these QC procedures before shipping to customer.