Note: Dimmable LED lights require a dimmer that claims to be compatible with LEDs. Common dimmers for halogen and incandescent lamps produce noise or flicker. Can also be used as a non-dimmable bulb. R7S1500LM: R7S LED 118mm 20w dimmable, 168 SMD LEDs, warm white color 3000k, 360 degree beam angle. The high brightness of 1500 lumens is ideal for studio ceiling lights. Energy saving: The R7S 118mm LED 20w is an ideal replacement for R7S J118 150W-200W halogen pencil lamp. Reduce energy consumption by more than 85%. Low maintenance cost. Used to replace halogen bulbs in street lamps. Durable quality: Size (31*31*118mm), easy to install. The lifespan is 25,000 hours. The ceramic lamp body is resistant to high temperatures and is safer than incandescent bulbs. No flickering. No fan noise. Apply: The R7S LED 118mm Dimmable 1500LM is for those who need really strong light. Suitable for office, studio, kitchen, living room, basement, garage, warehouse workshop, yard, garden, etc. For floor lamps, ceiling lights, architectural lighting, etc. luckymeet