Diode Dynamics 31mm SMF2 LED Bulb - Cool - White (Single)

Features Direct replacement for factory 31mm festoon bulb Adds more modern LED appearance Plug and play simple installation Overview Design. The 31mm SMF2 LED bulb is a direct replacement for any 31mm-size bulb commonly found in vanity mirror lights in many vehicles. Populated with two 5050-size SMDs the SMF2 upgrades the factory yellowish incandescent bulb to a more modern LED appearance while adding far more total light output than the factory bulb. The SMF2 was designed with an embedded load resistor and implanted diode for superior reliability. With its durable metal terminals it will fit snugly in the socket and its light weight means it won't vibrate loose over time. Reliability. Unlike other bulbs on the market this bulb is built with constant-current circuitry along with transient suppression. That means this bulb will last for years not months with no flickering or failure. And like every Diode Dynamics product it's backed by an industry-leading three-year replacement warranty. Brightness. With 24 lumens of true measured output the SMF2 LED will provide about double the total light compared to your original 31mm-sized bulb. All Diode Dynamics LED lighting is rated with accurate measured lumen figures not calculations or guesses. We test the true output in-house and provide you the real numbers to compare. Colors. In addition to vibrant colors of blue red amber and green the SMF2 is available in a cool white 6000K and warm white 3000K option as well. Whether you want a modern cool white appearance or a traditional warm white color we have the color to fit your need! The 31mm SMF2 LED bulb is a direct replacement for any 31mm-size bulb commonly found in vanity mirror lights in many vehicles. The SMF2 upgrades the factory yellowish incandescent bulb to a more modern LED appearance with increased output. Included Quantity: One (1)

• Molded construction with sturdy double terminals
• Direct replacement for your factory bulb
• Increased output with LED Appearance
• Plug and play simple installation

The Diode Dynamics 31mm SMF2 LED bulb is a reliable, high-performance replacement designed specifically for vanity mirror lights and other 31mm-size fixtures in many vehicles. This bulb features a molded construction with sturdy double terminals, ensuring a secure fit and durable connection. With its plug-and-play design, installation is straightforward, allowing you to upgrade your vehicle's lighting quickly and effortlessly. Populated with two 5050-size SMDs, the SMF2 delivers a modern LED appearance with significantly increased light output compared to standard incandescent bulbs. The 24 lumens of measured brightness provide about double the illumination, enhancing visibility and aesthetic appeal without any flickering or failure issues that can plague lesser bulbs.
Reliability is a key feature of the SMF2, as it incorporates constant-current circuitry and transient suppression, ensuring long-lasting performance over years of use. Its embedded load resistor and implanted diode further improve stability and reliability, while the durable metal terminals ensure a snug fit that resists vibration over time. The lightweight design minimizes the risk of loosening, making it suitable for applications where vibration may be a concern. Available in a variety of colors, including cool white 6000K and warm white 3000K, this bulb allows customization to match your vehicle's interior or personal preference. The SMF2's vibrant LED appearance offers a modern upgrade from factory yellowish incandescent bulbs, providing a cleaner, more contemporary look.
Diode Dynamics stands behind its products with an industry-leading three-year replacement warranty, reflecting confidence in the quality and longevity of the SMF2 LED bulb. Whether you're looking to improve visibility, modernize your vehicle's interior lighting, or enhance overall aesthetics, this bulb offers a simple, effective solution that combines performance, reliability, and ease of installation.

Features:

• Direct replacement for factory 31mm festoon bulb

• Populated with two 5050-size SMDs for brighter, modern LED appearance

• Increased lumen output: approximately 24 lumens measured brightness

• Built with constant-current circuitry and transient suppression for long-term reliability

• Embedded load resistor and implanted diode for superior stability

• Durable metal terminals for a snug fit and vibration resistance

• Lightweight design prevents loosening over time

• Available in multiple colors including cool white 6000K and warm white 3000K

• Plug and play installation for easy upgrades

• Backed by a three-year replacement warranty from Diode Dynamics