Castle Dawn Aquatics

CDA Nano Desktop Aquarium Starter Kit 3.5 Gal

CDA Nano Desktop Aquarium Starter Kit 3.5 Gal - Main image
$54.5 $78.99 In stock

Create the perfect nano aquascape with this ultra-clear nano aquarium starter kit. Designed with a black base and back panel, crystal-clear low-iron glass, and a compact cube-style layout, this tank is ideal for shrimp, nano fish, bettas, and planted setups.

The included LED spotlight enhances plant growth and fish colour, while the quiet hang-on back filter keeps your water polished and oxygenated. A clean, simple, stylish nano tank perfect for desktop aquariums and beginners.

⚠️ Delivery Notice
Due to the weight of these aquariums, they must travel via sea shipping. The estimated delivery time is 35 days.

Key Features and Important Notes:

  • What’s Included:
    – 1 × Ultra Clear Nano Aquarium
    – 1 × Acrylic Lid
    – 1 × Adjustable LED Spotlight
    – 1 × Waterfall Filter
    ⚠️ Decoration, media, and substrate not included.
  • Size:
    15 × 15 × 20 cm
    5.9 × 5.9 × 7.87 inches
    Approx Volume: 4.29 US gallons
    Approx Volume: 3.57 UK gallons
  • Glass Thickness:
    5 mm ultra-clear low-iron glass.
  • LED Spotlight:
    3 W three-colour adjustable focus LED.
  • Waterfall Filter:
    2.5 W power consumption
    Smooth, quiet operation.
  • Power Cable Lengths:
    LED cable length
    1 m
    Filter cable length
    1.3 m
  • Acrylic Lid:
    0.42 cm thick, which helps reduce evaporation and keeps fish safe.
  • Ultra Clear Viewing:
    Three sides are made from high-transparency, low-iron glass.
  • Perfect Nano Size:
    Ideal for shrimp, nano fish, bettas, and planted aquascapes.
  • Warranty:
    1-Year Warranty (T&Cs apply).
  • ⚠️ Warning: Identical-looking tanks on low-cost apps may use non-aquarium safe adhesives and thin glass. All Castle Dawn Aquatics tanks are QC tested and made with genuine low iron crystal glass.

Customer Reviews (4.6 / 5 · 5 reviews)

Olivia ★★★★★

The low-iron glass is honestly stunning—my plants look like they're floating in air with zero green tint. The cube footprint fits perfectly on my desk, and the black base hides any algae or dust that builds up near the substrate line.

Zoe P. ★★★★★

The black back panel really makes the plants and hardscape pop, and I was surprised how crystal-clear the low-iron glass looks compared to my old tank. Set it up on my kitchen counter this weekend and the water’s still perfectly clear with zero fogging.

Violet T. ★★★★★

The cube shape fits perfectly on my desk, and that black back panel hides the filter cords so the whole setup looks clean. Water cleared up within a day and the glass is so clear I keep forgetting there's a tank there.