Default mode (24/7 natural mode)

The Hygger 990 aquarium light default mode includes sunrise-daylight-moonlight mode:

Gradient Orange light (sunrise) from 6 am to 8 am;

Gradient White light from 8 am to 6 pm;

Gradient Blue light (moonlight) from 6 pm to 10: 50 pm;

The 24/7 lighting aquarium lights are off during other periods.

The overall default period can be delayed or advanced.

DIY mode

The Full spectrum aquarium light is composed of time + brightness + color.

• 3 Time Settings (TIMER key): 3 kinds of time, 6h, 10h, or 12h;
• 5 Brightness Settings: 10%-25%-50%-75%-100%-75%-50%-25%-10%；
• 7 Colors (ON-OFF/M key): White, Red, Blue, Green, Purple, Orange, Cyan, Cycle Color (No Brightness/Timer Selection).

New upgrade

Clip-on bracket, easy to install for the fish tank with a canopy top, and aquarium LED light can be used for glass of different thicknesses. The body of the fish tank light can be taken off and installed horizontally or vertically. Even if the separable adapter is damaged, no need to replace the whole light. Thicker aluminum increases heat dissipation. Suitable for fish tank walls less than 0.9 inches thick.