The Zinno Double Filament Bulb 12V 21W/5W is a dependable automotive lighting solution commonly used for tail lights, brake lights, and signal applications that require dual brightness levels. The double filament design allows one bulb to perform two functions — low-intensity lighting for tail lights and high-intensity lighting for braking.
Manufactured to Zinno’s quality standards, this bulb delivers consistent brightness, long service life, and easy installation. It is ideal for replacing worn or blown bulbs while maintaining factory-level lighting performance.
Key Features:
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Double filament design for dual-function lighting
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Provides both tail light and brake light illumination
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Clear, consistent brightness for improved visibility
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Standard cap base for easy replacement
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Durable construction for long-lasting use







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