Twinstar Light B Line Version 3 – Next-Generation WRGB at Exceptional Value
The Twinstar Light B Line Version 3 represents the latest evolution of Twinstar’s acclaimed WRGB technology. Redesigned in 2025, this new generation delivers even brighter output, superior spectral balance, and enhanced build quality, all while maintaining the outstanding value that defines the B Line series.
Building on nearly a decade of innovation since the world’s first WRGB aquarium light was introduced by Twinstar in 2016, the B Line V3 offers unmatched performance in its class for both planted and tropical aquariums.
Key features
- Natural full-spectrum WRGB light – Harnessing Twinstar’s advanced WRGB technology, the B Line V3 reproduces natural, vivid colours, bringing out the lush greens of aquatic plants and the radiant hues of tropical fish.
- High-performance brightness for plant growth – Engineered with top-grade WRGB LEDs, this light delivers exceptional intensity and spectral precision to promote vigorous plant growth, photosynthetic efficiency, and balanced colouration.
- Premium build quality – Crafted with durable aluminium housing and meticulous finishing, the B Line V3 achieves the same refined quality found in Twinstar’s premium series, ensuring long-term reliability and effective heat dissipation.
- Two smart control options:
- LightControl Manual (physical buttons) – Choose from 7 brightness levels, set 6, 8, or 10-hour timers, and enjoy a smooth sunrise/sunset effect (10 minutes).
- LightControl Standard (Bluetooth) – Adjust brightness in 100 steps, set timers, and customise sunrise/sunset transitions (up to 60 minutes) via the Twinstar app. Sold separately; not included.
- Efficient & versatile design – With models tailored for tanks from 20 cm to 120 cm in width, the B Line V3 provides strong illumination for a variety of aquarium sizes, ideal for beginners and seasoned aquascapers alike.
Enhanced aquarium experience
For planted aquariums
Delivers the optimal WRGB spectrum for lush, healthy plant growth and enhanced leaf colouration – especially reds and greens.
For tropical fish tanks
Brings out the true vibrancy of fish colours, making blues, reds, and metallic tones appear richer and more natural.


