VIPARSPECTRA Timer Control Series T300 Dimmable 300W LED Aquarium Light, with full spectrum layout, built in timer, dimmable ability and advanced heat dissipation system, specially upgraded and designed to provide the perfect lighting environment for all your precious water creatures.Design:- Full spectrum that mimic natural light to help corals/fish achieve the best balance.- Built-in-Timer with two on/off settings one for blue and the other one for white.- Two channels brightness can be adjusted from 0% to 100% separately.- Advanced high speed quiet fans and upgraded aluminum cooling heat sinks are easy for heat dissipation.- One remote in hand, everything is simple.- Easy adjustable hanging kits.Specifications:- Dimensions: 31.5 x 8.5 x 2.4 inches- Item Weight: 15.5 lbs- One light is ideal for 32x24 coverage- Max Coverage at 12" height: 40x24- Core Coverage at 12" height: 32x24- Avg. Power Draw: 212W Max- (100pcs) High Intensity 3W Bridgelux/Epileds LEDs- Channel one: Violet(420nm), Royal Blue(450nm), Blue(470nm)- Channel two: Green(520nm), Red(660nm), Neutral White(6500K), Cool White(12000K)- Lens Angle: 90- Input Voltage: AC100-240V- Frequency: 50-60Hz- Lifespan: 100,000 hoursPackage includes: 1 x Timer T300 1 x Wireless Remote 1 x User Instructions 2 x Hanging Kits 1 x 6ft Power CordAttention please:- Extremely bright, do not look directly at the LED bulbs when the light is on.- Indoor use only, not water-proof. No extra ballast is needed.- APEX does not currently support this product.- Can not be programmed for sunrise, sunset and moonlight.- Does not have a shimmering/ storm effects mode setting.- Can not be daisy chained.- Can not set up multiple lights by one remote at the same time, have to do it separately.