Product description
Sunrise-Daylight-Moonlight (24/7 Natural Mode) 
24/7 Mode Key – Sunrise
Gradient Orange light (sunrise) from 6am to about 8am
24/7 Mode Key – Daylight
Gradient White(day) light from about 8am to 10:00pm/22:00
24/7 Mode Key – Moonlight and No light periods
Gradient Blue light (moonlight) from about 10:00pm/22:00 to 10:50pm/22:50;The lights are off in other time periods.NOTE:The indicator light will flash while it is running 
24/7 Mode Key
Smart 24/7 Natural Light Cycle: Automatically mimics nature with sunrise (orange, 6 am to about 8 am), daylight (white, about 8 am to 10:00pm/22:00), and moonlight (blue, about 10:00pm/22:00 to 10:50pm/22:50) for optimal fish health and stunning viewing
AQUARIUM LED LIGHT CONTROLLER (DIY Mode) 
DIY Mode Set Button 1: TIMER/ON-OFF/ M/Up/Down Key
Customizable DIY Mode: Personalize your aquarium! Set 3 types timer (6h/10h/12h), adjust brightness (5 levels), and choose from 7 colors (White, Red, Blue, Green, Purple, Orange, Cyan, Cycle) for unique effects.PS: Also has Color Changing Loop Mode(No Brightness Selection). 
DIY Set Button 3: 5 types Adjustable Brightness
Adjust the light brightness.5 levels ((10%-100%-75%-50%-25%-10%-25%-50%-75%-100%)).
AQUARIUM LED LIGHT CONTROLLER (DIY Mode – Color) 
DIY Mode Set Button 2- Adjustable Color 
DIY Mode Set Button 2 – Adjustable Color
High-quality Lights Beads
5 rows of lamp beads, the light surface is wider, the color is bright. High lumens, translucent fish tanks, and brighter plants. Long-term use does not decay, the light effect is pure and transparent, the life is long, and it can be used for tens of thousands of hours.
Waterproof
The lamp beads are made of glue filling, fully sealed and waterproof. The light is high light transmittance, waterproof, and easy to clean.
Rendering index 85
The irradiated light is softer and does not hurt the eyes, the light is more stable. If you use a mobile phone to take pictures,the screen is not flashing, the eyes and the fish are protected.
Extendable Bracket
There are 6 sizes, and is the extendable bracket, and suitable for many fish tanks.
14W for 12~18inch long tank – 18W for 18~24inch long tank22W for 24~30inch long tank – 26W for 30~36inch long tank36W for 36~42inch long tank – 42W for 48~54inch long tank
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Customer Reviews
4.7 out of 5 stars 204
4.1 out of 5 stars 44
4.5 out of 5 stars 102
4.6 out of 5 stars 24
4.2 out of 5 stars 193
4.4 out of 5 stars 1,109
4.6 out of 5 stars 251
HG978 Accessories
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HG978 24/7 Controller
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Product Type
Holder Bracket
Holder Bracket
Aquarium LED Light
Aquarium LED Light
Aquarium LED Light
Aquarium LED Light
Aquarium LED Light
Brand
hygger
hygger
hygger
hygger
hygger
hygger
hygger
Specific details
High Holder
Clip Holder
Control up to 3 with ONE hub
Clip On Aquarium LED Light
Clip On Saltwater Light
Submersible Aquarium LED Light
Dual-Channel Controller light
Product Dimensions : 18 x 18 x 24 inches; 1.65 Pounds
Date First Available : November 9, 2020
Manufacturer : hygger
ASIN : B08N19TY71
Best Sellers Rank: #3,772 in Pet Supplies (See Top 100 in Pet Supplies) #5 in Aquarium Lights
Customer Reviews: 4.5 4.5 out of 5 stars (4,937) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
DEFAULT MODE(24/7 Natural Mode): Gradient Orange light (sunrise) from 6 am to about 8 am; Gradient White light from about 8 am to 10:00pm/22:00; Gradient Blue light (moonlight) from about 10:00pm/22:00 to 10:50pm/22:50; The 24/7 lighting aquarium lights are off in other time periods. The overall default time period can be delayed or advanced
DIY MODE: Time + Color + Brightness can be set. ①Setting time(TIMER key): There are 3 choices, it can run for 6 hours, or 10 hours, or 12 hours; ②Brightness(up/down key): 5 kinds of brightness. ③Color(ON-OFF/ M key): White, Red, Blue, Green, Purple, Orange, Cyan, PS: The light slowly ramps up and down in 15 minutes, then comes the brightness you set. Cycle Color (No Brightness Selection)
NEW UPGRADE: The separable adapter, if it is damaged, no need to replace the whole light to avoid waste. The extendable bending bracket can be adjusted in length and easy to install, and can be applied to various freshwater tanks. Thicken aluminum to increase heat dissipation efficiency. Power-off memory function, whether it is 24/7 mode or Time mode, other settings remain unchanged, only the start time changes, the default operation starts at 6 am
USEFUL HELPERS: The light is soft, the color rendering index is close to natural light, up to 85%, protecting eyes and fish, to refuse the discomfort caused by stroboscopic for fish and viewers. Using high-quality 2835 + 5050 model lamp beads, long service life, at least 50,000 hours. Lamp beads waterproof, the light is easy to clean and wipe, No need to worry even if it falls into the water briefly
PRODUCT PARAMETERS: Power:18W; Led QTY:98 PCS(White:48 PCS/BLUE:18 PCS/ RED:7 PCS/GREE:5 PCS/ RGB:20 PCS); CRI:85; Application(for Fish Tnak Long):18”-24” ; Power Cord: 4.9 ft+2.3 ft; Input Votage:AC100-240V; Output Votage:DC20V; Kelvin: White 6500K, Blue 455 nm, Red 620 nm, Green 560 nm; Lumens:1075
