Quick Summary
The SEAOURA SR-657 is an LED aquarium light for freshwater tanks, with a 24/7 custom timer, power-off memory and an adjustable mount for 45 to 60 cm tanks. It offers 7-row full spectrum lighting, 8 colours and 20 brightness levels, so the lighting setup can be adjusted to match the tank and the schedule you want.
The light is presented for aquarium plant growth and for day-and-night cycle lighting. It also has a 2.2 metre cable and an IP68 waterproof light body.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | SEAOURA, which identifies the product range. |
| Model | SR-657, the model reference to check against the offer you choose. |
| Product type | LED aquarium light for freshwater tanks. |
| Timer | 24/7 custom timer with DAY, NIGHT and 24/7 modes. |
| Brightness | 20 brightness levels, giving scope to set the light level. |
| Colours | 8 colours are stated, including a colour cycle. |
| Mount size | Adjustable mount for 45 to 60 cm tanks. |
| Cable length | 2.2 metre cable, which affects placement near a power point. |
| Protection rating | IP68 waterproof light body. |
| Power | 20 W. |
What to Compare Before Buying
- Tank width: This model is for 45 to 60 cm tanks, so compare that range with your aquarium before choosing an offer.
- Lighting control: Check whether you want a custom timer, manual adjustment or a day-and-night cycle.
- Brightness range: The light has 20 brightness levels, which helps when you want finer control over the tank lighting.
- Placement: The 2.2 metre cable affects where the tank can sit relative to the power supply.
- Tank type: It is presented for freshwater aquariums, so match that intended use to your setup.
Compatibility, Size and Fit
The adjustable mount is the main fit point here. This light is stated for 45 to 60 cm tanks, so the aquarium opening or top width needs to suit that range. If your tank sits outside those measurements, a different size is likely to be the better choice.
The light is also described for freshwater use, so buyers should check that this matches their aquarium setup before buying.
What Else You May Need
You will need a suitable aquarium with a 45 to 60 cm mounting range and a nearby power point for the 2.2 metre cable.
Using It in Practice
With the custom timer and 24/7 mode, the light can be set to follow a daily cycle rather than being switched on and off manually. The brightness levels and colour options give room to adjust the tank lighting to the look and routine you prefer. The stated power-off memory means the timer can keep its schedule after an interruption to power.
Before You Decide
Check the SR-657 model, confirm that your tank sits within the 45 to 60 cm mount range, and make sure you want a freshwater aquarium light with a custom timer, colour options and IP68 protection.
