






2x 1157 BAY15D P21/5W 1156 BA15S P21W BAU15S PY21W LED WY21W 7440 W21W T20 7443 W21/5W Turn Signal Reverse Brake Light Bulb 12V
15.6$
7.2$
Quantity:
1
Availability:
Emitting Color
Socket Type
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Note: Before buying, please check the product's socket type and light color in the options.
Socket :
1156 P21W BA15S
1156 PY21W BAU15S
1157 P21/5W BAY15D
T20 7440 W21W WY21W
T20 7443 W21/5W
Peculiarity:
(1) Advanced LED lamp beads, with high brightness and low temperature characteristics, high-quality aluminum alloy, to achieve excellent heat dissipation, to ensure the safety and durability of bulbs.
(2) Match with the original incandescent lamp, plug and play, 360 degrees of light, full of light.
(3) Using CANBUS system, built-in stable constant current IC driver, to solve 95% of vehicle error code/super flash problems on the market.
Voltage: DC12V
Power: 20w (single contact),3w/10w (double contact)
Lumens: 4000LM
Number of LEDs:3030-44SMD
Color: White/Amber Yellow/Red
Material: LED+aluminium
Application: Car, motorcycle, truck, SUV, ATV, etc.
Heat Dissipation Theory : Aviation aluminum 6063
Waterproof: IP67
Working temperature: -40°C~+80°C
System Lifespan:80000 hours
Usage:Turn signals, Brake lights, Reversing lights, Daytime running lights.
Package: 2Pcs LED Bulbs
ATTENTION
CANbus Disclaimer:
Our LED bulbs are suitable for most cars, but some vehicles may experience specific issues after modifying with LED bulbs. You may encounter situations such as error codes on the dashboard, flickering bulbs, dim light, non-working bulbs, lights turning on and off, or radio interference. These issues do not indicate a problem with the LED bulbs themselves. If problems occur after installation, You may need to purchase an additional CANbus adapter. By ordering this product, you agree to this statement.
2.Do not use this bulb for daytime running lights, fog lights, position lights, clearance lights, or other long-duration lighting scenarios.Damage caused by improper use of this product is not covered under warranty.











Customer Reviews
1614 ratings
very bright (68)
good quality (61)
works well (59)
canbus error (57)
super bright (37)
fast delivery (35)
Customer photos (30)
M***o
July 27, 2026
Variant: Emitting Color:WHITE Socket Type:1156 ba15s P21W
Good product. Very bright lamps, maybe even too bright. They are suitable for brake lights or fog lights. For reverse lights or turn signals, they are too bright and can be annoying.
e***r
June 27, 2026
Variant: Emitting Color:Red Socket Type:7443 W21/5W T20
Very good
Buyer from United States
June 8, 2026
Variant: Emitting Color:Amber Yellow Socket Type:1156 BAU15S PY21W
The P21W didn't fit on my fiat tipo. It keeps giving canbus error messages and also since my tipo works in 2 modes for this lamp, one as parking light and second as brake light it fails. After 2-3 steps on brake pedal they were turned off. Closing and opening with car key it was working again for a few presses. Not recommended for my car. Same with PY21W, it gives canbus errors but at least it is working (mystery)
A***n
May 25, 2026
Variant: Emitting Color:Red Socket Type:1157 BAY15D P21/5W
Fitted to two motorbikes and they work well. Will have to see how long they last but not reason to doubt they will
s***A
April 21, 2026
Variant: Emitting Color:Amber Yellow Socket Type:7440 W21W WY21W T20
Excellent,merci
Buyer from United States
April 12, 2026
Variant: Emitting Color:Amber Yellow Socket Type:1156 BAU15S PY21W
top demais !
2x 1157 BAY15D P21/5W 1156 BA15S P21W BAU15S PY21W LED WY21W 7440 W21W T20 7443 W21/5W Turn Signal Reverse Brake Light Bulb 12V
15.6$
7.2$
Quantity:
1
Availability:
Emitting Color
Socket Type







