The Twinstar LED E Series is a classic choice for planted aquariums. This popular aquarium light delivers the ideal wavelengths for healthy, vibrant aquarium plant growth and now includes dimming capabilities. Available in sizes to fit everything from a nano aquarium to large, contest-worthy rimless tanks, they feature iconic acrylic legs favored by many aquascapers. Twinstar LED lighting offers a clean, modern aesthetic without compromising performance, making it a top trusted choice among planted tank hobbyists. E Series Highlights - Color Temperature: 8300K- WRGB LEDs illuminate colors found in planted aquariums beautifully.- LED Life Span: 20,000HR- Operating Temperature: 32 - 90°F- Recommended for rimless tanks only.- This line was renamed to EC and may be shown on the packaging. Model Specifications Model Dimensions (IN)W x D x H Lumens Power (WATTS) Tank Recommendations 300E 11.8 x 3.74 x 3.27 1000 16 Ultum Nature Systems 30C 450E 17.72 x 3.74 x 3.27 1850 37 Ultum Nature Systems 45SUltum Nature Systems 45UUltum Nature Systems 45LUltum Nature Systems 45E 600E 23.50 x 4.92 x 3.98 2400 48 Ultum Nature Systems 60LUltum Nature Systems 60SUltum Nature Systems 60UUltum Nature Systems 60E 900E 35.40 x 4.92 x 3.98 2500 40 Ultum Nature Systems 90PUltum Nature Systems 90U