P21W, PY21W, P21/5W ｜How do I choose the right LED Bulb size for my car? - Per-Accurate Inc.

P21W, PY21W, P21/5W, are all commonly used car light bulb base, do you often confuse these? This article will help you to solve the confusion, so that you won't buy the wrong specification, only to find that you can't use it at home!

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ASLENT 2pcs T20 W21/5w 7443 LED Bulb T25 3157 P27/7w Car Brake Reverse Light 1157 BAY15D P21/5W Lamp 1156 BA15S P21W Turn Signal

1157 Led Bulb For CanBus, Reverse Turn Signal 1156 BA15S P21W BAU15P PY21w 7440 W21/5W 1157 BAY15D 7443 3157 144SMD From Sportop_company, $2.52

10 Proven Tips to Choose LED Headlight Bulbs for Your Vehicle – NAOEVO

2/4PCS P21/5W LED Bulb 1157 High Bright BAY15D 1156 P21W Ba15S Car Tur – heccei online shop

10 Proven Tips to Choose LED Headlight Bulbs for Your Vehicle – NAOEVO

RAV4: Install LED Interior Bulbs Easily - Per-Accurate Inc.

Each BA15S LED light bulb of single contact bayonet base, comes with 360 degree outfitted 24 pieces SMD-4014 and projector lens with high power 6 pieces SMD-3030 chips underneath, delivers 3000K amber yellow orange color and super bright 800 lumens @ Total 4 Watts. Mini size works perfectly even to replace #67 bulb, simply plug and play.