---
product_id: 686633674
title: "SEAOURA Aquarium Grow Light with 24/7 Timer for 36-42in Fish Tank | high PAR LEDs for plant growth, 3 timers + memory, 20 dimming, 15min fade, adjustable brackets, slim aluminum"
brand: "seaoura"
price: "€ 151.69"
currency: EUR
in_stock: true
url: https://www.desertcart.gr/products/686633674-seaoura-aquarium-grow-light-with-24-7-timer-for-36
store_origin: GR
region: Greece
---

# 3 customizable timer modes 8 colors & 20 brightness levels IP68 waterproof & durable SEAOURA Aquarium Grow Light with 24/7 Timer for 36-42in Fish Tank | high PAR LEDs for plant growth, 3 timers + memory, 20 dimming, 15min fade, adjustable brackets, slim aluminum

**Brand:** seaoura
**Price:** € 151.69
**Availability:** ✅ In Stock

## Summary

> 🐠 Illuminate your underwater world like a pro—because your fish deserve the spotlight!

## Quick Answers

- **What is this?** SEAOURA Aquarium Grow Light with 24/7 Timer for 36-42in Fish Tank | high PAR LEDs for plant growth, 3 timers + memory, 20 dimming, 15min fade, adjustable brackets, slim aluminum by seaoura
- **How much does it cost?** € 151.69 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/686633674-seaoura-aquarium-grow-light-with-24-7-timer-for-36)

## Best For

- seaoura enthusiasts

## Why This Product

- Trusted seaoura brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Power-Off Memory Backup:** Never lose your lighting schedule—even after power outages or tank maintenance.
- • **Vibrant Full Spectrum LEDs:** 7 rows of 252 LEDs delivering 9 color options and 20 brightness levels for stunning tank visuals.
- • **Precision 24/7 Custom Timer:** Set sunrise to moonlight with DIY hour & minute control for a natural aquatic day.
- • **Optimized Plant Growth Spectrum:** High PAR and tailored red/blue wavelengths boost photosynthesis and aquatic plant health.
- • **Adjustable Mount for Perfect Fit:** Extendable bracket fits 36-42 inch tanks, ensuring full coverage and sleek installation.

## Overview

The SEAOURA Full Spectrum Aquarium Light is a 42W, 252-LED fixture designed for 36-42 inch freshwater tanks. Featuring 3 programmable timer modes, 8 color options with 20 brightness levels, and a power-off memory function, it simulates natural day-night cycles to enhance aquatic plant growth and fish wellbeing. Its IP68 waterproof aluminum and polycarbonate build ensures durability and easy maintenance, while the adjustable mount guarantees perfect fit and coverage.

## Description

For 12-18in Tank
For 18-24in Tank
For 24-30in Tank
For 30-36in Tank
For 36-42in Tank
For 48-54in Tank
Is it designed to avoid promoting algae growth?
Yes, the SR-657 aquarium light can be turned on/off at the time you set, and the 20 levels of brightness can be adjusted to effectively prevent algae growth.
Is the battery included? Do I have to use batteries? How long does the battery last?
Yes, CR1220 batteries are included. The battery is only for memory function, and the LED light and controller can work without the battery. The battery only consumes power when power supply is disconnected.
Can this light help plants grow?
Of course! The spectrum of this aquarium light increases the intensity of red and blue light, which is more conducive to the growth of rhizomes and leaves of plants, and promotes the natural circulation of the water tank.
I'm having trouble programming, what should I do?
Tell us the lighting schedule you need (start time, end time, light color, brightness), and we will assist you in setting it up step by step. We usually reply in 12 hours.
I need to have the night mode start at 6pm but the number is skipping?
The night mode can't overlap with day mode. The night timer will auto skip the hours that is taken by day mode. Please edit day mode timer first.
WRGB B1 Channels DIY, 3 Timer, Smart Cooling, Clip on Light
24/7 Natural Mode, Custom Timer, Time Memory, High PAR Full Spectrum, 8 Colors, 20 Brightness Levels, Adjustable Mount, IP68 waterproof
Full Spectrum Light for Fish Tanks: 11 Preset Color + WRB 3-Channel DIY + 10 Level of Brightness + 6H/8H/12H Timer
Seaoura is committed to making fish keeping easier and more enjoyable, and helpful plant growth and viewing.
Every aquarium hobbyist wants to create and maintain a good living environment and maximize the quality of life for their aquarium friends–and Seaoura has the same beliefs and values. Seaoura providing aquarium lights, aquarium test strip, algae scraper and focusing on every little life inside the fish tank.
Seaoura positions itself as a brand that offers high quality products. It pursues innovation, pays attention to detail and the user experience. Seaoura prides itself on understanding what aquarium hobbyists want and need.
Seaoura broke into the aquarium lighting in 2018, providing aquarium lights and focusing on every little life inside the fish tank.
We are committed to making fish keeping easier and more enjoyable, and helpful plant growth and viewing.

## Features

- 🐟 3 Modes with Custom Timer: DIY hour & minute of DAY mode, NIGHT mode, 24/7 mode. Seaoura aquarium light provide LED time clock display system allowing you to program a flexible automatic start & end lighting schedule of sunrise, daylight, sunset, moonlight and off. Simulate natural daily light for your tank based on the local time you set.
- 🐟 Time Memory Function: A replaceable battery is featured in the fish light controller to keep the passage of time even if the power is cut off unexpectedly. The aquarium plants light will follow the schedule timely when power restored after a tank cleansing or a blackout. No need to set and calibrate the timer repeatedly.
- 🐟 High Quality LEDs: 7 rows of 5050 + 2835 LED chips, Seaoura fish tank light provide full spectrum, red, green, blue, pink, purple, cyan, orange and color cycle, total 9 color optionswith 20 levels of dimmable brightness. Up to 90% light through PC surface ensuring the aquarium is evenly illuminated. CRI:92, PAR:167, Lux:9854, Lumen:2807, Color Temp: White 12600K, Power:42W, LED QTY:252Pcs(W:168Pcs/R:12Pcs/G:12Pcs/B:24Pcs/RGB:36Pcs)
- 🐟 Ideal for Aquarium Plant Growth: Seaoura LED Aquarium Light bathing your freshwater aquarium. High PAR value and reasonable blue and red light wavelength make the aquarium light better for aquatic plants to photosynthesize. Custom timer programmable control the light up the aquarium adapt to local time. A 15-min brightness gradient is set between light stages to avoid startle the fish.
- 🐟 Taller Extendable Bracket: Seaoura aquarium lights came with adjustable mount, application size: 36'' to 42'', fit the light on 40 gallon to 50 gallon fish tanks. The taller stand design ensures the light covers every corner of the aquarium while extending its service life. Cable Length: 8.2ft.
- 🐟 IP68 Waterproof: Seaoura aquarium planted light is easy to maintain and wipe clean featuring a IP68 waterproof light body. Combined aluminum shell and PC material brings better water and heat resistance to the lights body. Solid and durable for 24/7 routine.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Amperage | 1.2 Amps |
| Asin | B0DG5P6M7L |
| Batteries Are Included | No |
| Battery Description | Lithium-Ion |
| Best Sellers Rank | #11,647 in Pet Supplies (See Top 100 in Pet Supplies) #21 in Aquarium Lights |
| Brand Name | SEAOURA |
| Color | Black |
| Color Rendering Index | 92.0 |
| Color Temperature | 12600 Kelvin |
| Customer Reviews | 4.4 4.4 out of 5 stars (1,359) 4.4 out of 5 stars |
| Finish Types | Polished |
| Included Components | Adapter Cable, Aquarium Light, Batteries included, Extendable Mount, User Manual |
| Item Dimensions L X W X H | 34"L x 3.9"W x 0.3"H |
| Item Weight | 1.14 Kilograms |
| Light Output Maximum | 2807 Lumens |
| Light Source Special Features | 20 Level Dimmable, 24/7 Natural Mode, 8 Colors & Cycle, Day & Night Mode, Power-off Memory |
| Light Source Type | Light Emitting Diode |
| Light Source Wattage | 42 Watts |
| Manufacturer | SEAOURA |
| Manufacturer Part Number | SR-657 |
| Manufacturer Warranty Description | 1 year warranty. |
| Material Type | Aluminum |
| Maximum Compatible Light Source Wattage | 42 Watts |
| Model Number | SR-657 |
| Mounting Type | Adjustable Bracket Mount |
| Number Of Batteries | 1 Product Specific batteries required. |
| Number Of Light Sources | 252 |
| Power Source | Corded Electric |
| Set Name | 42W for 36'' - 42'' Tank |
| Shade Material | Polycarbonate (PC) |
| Shape | Rectangular |
| Smart Home Compatibility | Not Smart Home Compatible |
| Specification Met | ETL, IP68 water resistance |
| Style Name | Modern |
| Unit Count | 1.0 Count |
| Voltage | 20 Volts |
| Wattage | 42 watts |

## Product Details

- **Color:** Black
- **Finish Type:** Polished
- **Light Source Type:** Light Emitting Diode
- **Material:** Aluminum
- **Shape:** Rectangular

## Images

![SEAOURA Aquarium Grow Light with 24/7 Timer for 36-42in Fish Tank | high PAR LEDs for plant growth, 3 timers + memory, 20 dimming, 15min fade, adjustable brackets, slim aluminum - Image 1](https://m.media-amazon.com/images/I/71AiwYqLhGL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: Is it designed to avoid promoting algae growth?**
A: Yes, the SR-657 aquarium light can be turned on/off at the time you set, and the 20 levels of brightness can be adjusted to effectively prevent algae growth.

**Q: Is the battery included? Do I have to use batteries? How long does the battery last?**
A: Yes, CR1220 batteries are included. The battery is only for memory function, and the LED light and controller can work without the battery. The battery only consumes power when power supply is disconnected.

**Q: Can this light help plants grow?**
A: Of course! The spectrum of this aquarium light increases the intensity of red and blue light, which is more conducive to the growth of rhizomes and leaves of plants, and promotes the natural circulation of the water tank.

**Q: I'm having trouble programming, what should I do?**
A: Tell us the lighting schedule you need (start time, end time, light color, brightness), and we will assist you in setting it up step by step. We usually reply in 12 hours.

**Q: I need to have the night mode start at 6pm but the number is skipping?**
A: The night mode can't overlap with day mode. The night timer will auto skip the hours that is taken by day mode. Please edit day mode timer first.

## Frequently Bought Together

- SEAOURA Full Spectrum Aquarium Light, 24/7 Custom Timer, Power-Off Memory, 36-42in 7-Row LED Fish Tank Lights, 8 Colors, 20 Brightness, Day & Night Cycle, Adjustable Mount for Freshwater Plant Growth
- Fluval 12695 Plant and Shrimp Stratum for Freshwater Fish Tanks, 17.6 lbs. – Aquarium Substrate for Strong Plant Growth, Supports Neutral to Slightly Acidic pH

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-08-02*