Aquarium LED retro lamp AC DC driven Special END caps Long life cycle High efficiency Aquarium LED Retro lamp. ARC549,849,1149-0.1SBLunar light output (White or White/blue combo are also available).Size can be 549mm, 849mm and 1149mmTaiwan SMD chips applied, long life cycle and stable output.ARC technology can max the LED efficiency, only from SHKERRY AQUAWith end cap special designed, easy fix ...