R7S LED bulb. 50W 118mm R7S LED bulb replaces the common 500W halogen bulb used in floodlights. Natural white 4000K, 4000 lumen. Uses a 2835 brightness chip with strong illumination and low light attenuation, making the bulb brighter and more durable. Dimmable and good colour rendering performance. Dimmable from 10% to 100% with smooth dimming and adjustable brightness. CRI > 80, colour rendering performance, closer to natural light, better showing the true color and shape of objects. Helps reduce eye fatigue. Energy saving and environmental protection. Made of aviation aluminum, sturdy and durable. Rapid heat dissipation, 200degree beam angle. No radiation, no noise, energy saving and environmental protection. Less lumen decay, low power consumption, energy efficiency. Service life up to 50,000 hours, almost 10 times that of halogen bulbs. Helps reduce electricity expenses and frequent bulb replacements. Easy to install. Base is a standard R7s 118mm base, easy to install. Bulb size: 118mm x 65mm x 55mm (4.65 in x 2.56 in x 2.17 in); weight: 300 g (0.66 lb). Instant on full brightness, no flicker, no noise. Please check that the size suits your fixture before . Note: This bulb requires an LED compatible dimmer. Do not use it in a completely enclosed fixture. Applications. Ideal for floodlights in yards or driveways, outdoor security lighting, and workshop or garage lighting where bright, reliable, dimmable LED replacement is needed.