Create the perfect ambiance for any season with Novelty Lights' C9 Flex Filament LED Replacement Bulbs. Whether you want bright and dazzling or low and intimate, our fully dimmable replacement bulbs are here to fit all your needs. These string light bulbs are not only visually appealing but also energy-efficient, using only 1 watts per bulb--a whopping 85% less than standard 7 watt incandescent bulbs. Treat yourself this holiday season with a noticeable reduction to your power bill by finally switching from outdated incandescent bulbs to modern LED. The resilience of our plastic, E17-base LED bulbs is truly remarkable. Boasting a 15,000-hour lifespan and a shatterproof shell, these intermediate base bulbs are designed to withstand weather conditions of all kinds. With virtually no heat output, they're also a great choice for safe and festive indoor decorations. These holiday replacement bulbs offer unmatched versatility, perfect for both indoor and outdoor use. Their weather and vibration resistant engineering make them safe to use in a variety of settings, from your living or bed rooms to your roofline or garden. Designed to retrofit existing 120V holiday and patio stringers, no special adapters or power sources are needed for our C9 flex-filament LED replacement bulbs. Simply thread them into any standard E17 socket to revitalize your old hardware with vibrant, long-lasting, energy efficient LED.