The ZETLIGHT S1 Spotlight with WiFi & Bluetooth is a compact aquarium LED spotlight designed for nano aquariums, biotope tanks and focused freshwater display setups. Its spotlight-style output creates a natural shimmer effect and helps highlight specific areas of the aquarium such as driftwood, rocks, plants or open swimming zones.
The ZETLIGHT S1 Spotlight is suitable for small aquariums around 30–40cm, depending on tank depth, layout and lighting requirement. It features a flexible gooseneck design and adjustable light direction, making it easy to focus the beam where it is needed. Some listings mention an adjustable beam focus from 10° to 60°, while others list it as a compact 9W spotlight for freshwater use.
With WiFi and Bluetooth control through the Horizon Aqua app, the ZETLIGHT S1 is ideal for aquarists who want smart lighting control in a compact setup. It is best suited for low to medium planted nano tanks, biotope aquariums, shrimp tanks and display aquariums where a focused natural light effect is preferred.
Technical Specifications
- Product Type: Aquarium LED spotlight
- Product Name: ZETLIGHT S1 Spotlight with WiFi & Bluetooth
- Suggested Tank Size: Around 30–40cm nano aquariums
- Power Consumption: Commonly listed around 9W
- Light Type: COB LED spotlight
- Colour Temperature: Commonly listed around 5000–6000K
- Beam Angle: Adjustable focus, commonly listed from 10° to 60°
- Control: WiFi / Bluetooth via Horizon Aqua app
- Mounting: Flexible gooseneck / bracket-style mount
- Best For: Nano aquariums, biotope tanks, shrimp tanks and focused freshwater displays
- Application: Freshwater aquarium lighting
FAQ
1. Is ZETLIGHT S1 suitable for planted aquariums?
Yes, it is suitable for small planted aquariums, especially nano tanks and low to medium planted layouts.
2. What tank size is ZETLIGHT S1 suitable for?
It is best suited for aquariums around 30–40cm, depending on layout and tank depth.
3. Does ZETLIGHT S1 have WiFi and Bluetooth control?
Yes, it is listed with WiFi and Bluetooth control through the Horizon Aqua app.
4. Is it a spotlight or full tank light?
It is a spotlight, so it is better for focused lighting, nano aquariums and biotope-style displays.



















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