Lanuovx 4X 435 H21W BAY9s Car Bulbs 12V 21W Halogen Clear 120 Degree Offset Pins for Reversing Light and Rear Fog Lamp

• Specific Fitment 435 H21W: These Lanuovx halogen bulbs are designed to replace the UK trade number 435 or H21W, they feature the specific BAY9s base with offset pins at a 120 degree angle so please check your original bulb carefully before ordering to ensure it matches this 120 degree fitment.
• Powerful 21W Output: Despite their small size these miniature halogen bulbs deliver a powerful 21 Watts of light output, providing excellent brightness for critical signaling functions like reversing lights or rear fog lights to ensure you are seen by other drivers.
• Ideal for Reversing and Fog: The H21W bulb is commonly used in modern European vehicles such as Audi BMW and Volkswagen for the reversing lamp or rear fog light, its compact size allows it to fit into slim light clusters while maintaining high visibility.
• Quality Standard: Manufactured using high quality UV quartz glass and a precise filament alignment these bulbs are built to match original equipment specifications, they are road legal and resistant to thermal shock and vibrations for a reliable service life.
• Useful 4 Bulb Pack: You will receive a pack of 4 bulbs which is perfect for replacing both sides of your vehicle at the same time to ensure matched brightness, or keeping spares in your glove box as these specialised bulbs can be difficult to find at standard petrol stations.

Lanuovx 4x 435 H21W BAY9s Car Bulbs 12V 21W Halogen Clear 120 Degree Offset Pins for Reversing Light and Rear Fog Lamp