Arc dimmable LED light bulb consists of a patented light guide design, which casts light over a curved surface, offering a warm 2200K temperature with varied richness and texture. Brightness: * Max 145 lm - Arc Clear SHARED TECH SPECS Dimmable: 10-100% Power: 4w Colour temp: 2200 K Voltage: 90-120V / 220 - 240V Screw type: E27 (EU); E26 (Japan and the U.S.) Lifetime: 30000 hrs CRI: >80 PRODUCT VIDEO