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W21W T20 7440 Halogen Car Auto Turn Signal Light

W21W T20 7440 Halogen Car Auto Turn Signal Light adoption advanced production,good seismic performance,anti-glare.
  • WS-001W021D
  • Bowang

Model WS-001W021D
Base W21W
Voltage 12VDC
Power 21W
Dimension 20*43mm
View Angle 360°
Life span >500hours

High temperature resistant lamp holder----high temperature resistance ,long service life.

Quartz glass---solid and practical ,high transparency

Warm white----high purity tungsten wire

High quality lamp holder----selection of high quality lamp holder,cost-effective,easy to install.

Used on instrument lights,switch light,position light,parking light,reversing bulbs,reading bulbs,sign turn bulbs,interior lights...


1. PRO-environment, energy conservation;

2. Shockproof, impact-proof;

3. Pure color, beautiful appearance;

4. Longer life, The average life expectancy is 50000 hours;

5. High speed reaction, it can shine in microsecond;

6. High quality of light ray, no radiation

7. Easy for installation.

WS-001W021D (1)WS-001W021D (4)WS-001W021D (7)WS-001W021D (4)WS-001W021D (5)


1. DHL. UPS. (3-5 work days).

2. FedEX. TNT. EMS. (3-7work days).

3. Air Transportation. (4-7work days ).

4. By sea. ( Around one month).

After-sales Service, Good Replacement Policy:

1. Take a short video or pictures for proving it's broken.

2. Show DATE MARK.

3. Give new free replacement in next order.

Our service:

1. High quality guaranteed: we have very strict quality control system to make sure every production process under well conditions,and all the products will be careful checked one by one to avoid any defects before shipping.

2. Fast delivery: as an actual and professional manufacturer,we have the confidence to arrange your order at the shortest time! we can always promise a rapid delivery.

3. Most competitive price : most favorable price with high quality products guaranteed!

4. Long warranty offered: 12 months long warranty guaranteed,any product failure caused by our factory,we will take 100% responsibility for the problem!

5. OEM & ODM service available.



Dongguan Bowang Photoelectric 
+86 18925518137
led driving lights are a type of luminaire, but their purpose is different from that of conventional lamps.
Founded in 2009,Dongguan Bowang Photoelectric CO.,LTD. has developed into a high technology enterprise integrating R&D
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