Kalsten | LED-Jellyfish-Aquarium-Table-Nightlight
Are you longing for relaxation in a busy world?
In today's hectic times, it seems almost impossible to discover moments of stillness as a break. Imagine a dreamy oasis that brings the peaceful grace of the sea into your space and effortlessly transforms stress into tranquility.

Relaxing Atmosphere
Color-changing jellyfish lights, displaying gentle, animal-like movements, bring the calmness of real marine life into your home and create a soothing environment that releases tensions. The combination of shifting lights and realistic jellyfish movements provides a captivating, meditative experience that invites relaxation.

Stress Reduction
This lamp is not only an exquisite decoration but also a tool for stress reduction. It is suitable for various settings, whether at home or in therapeutic environments. Its calming effect contributes to stress relief and creates a peaceful atmosphere.

Enhancement of Well-being
The color-changing jellyfish lamp is not limited by age groups or circumstances. It represents a versatile tool for promoting well-being. Ideal for children, adults, and seniors with varying needs, including ADHD, dementia, and autism. Its soothing aura improves mood and overall well-being. It is suitable for home offices, bedrooms, or living rooms, bringing simulated marine life and vibrant LED lighting into any space.
How is it used?
1. It requires a 5V power supply or 3 AA batteries.
2. Before use, fill half of the clean water into the aquarium, shake several times and empty to remove impurities.
3. Connect the USB cable and refill with fresh water. The water surface should be about one centimeter below the bottle opening. Add 3-6 drops of dish soap to the water.
4. After smoothing the jellyfish's tentacles, place it in the water and cover. Simply switch it on.
The set includes:
-1 x color-changing jellyfish lamp
-1 x USB cable
-1 x user manual
Free standard shipping on all orders. No minimum purchase.
- Ships to: United States
- Processing: 1–4 business days (Mon–Fri)
- Transit: 5–10 business days
- Total delivery time: 6–14 business days
- Order cut-off: 5:00 PM PST
You will receive a tracking number by email once your order ships. Please allow up to 48 hours for tracking to update.
See our full Shipping Policy.
You have 14 days from delivery to request a return.
- Email support@open.shop with your order number to start a return.
- Items must be unused, complete, and in their original packaging.
- Return label: flat $9.99 USD, deducted from your refund — nothing to pay upfront.
- Damaged, defective or incorrect items: we cover all return and replacement costs.
- No restocking fees.
- Exchanges: contact us and mention "exchange" — the new item ships once your return arrives.
- Refunds are issued within 7 business days of inspection.
See our full Return Policy.
Questions about your order or our products? We're happy to help.
Open
Hooizolder 214
Drachten Friesland 9205CD
Netherlands
Email: support@open.shop
Customer Service:
Monday to Friday, 8:00 AM – 6:00 PM PST (excluding public holidays)
We reply to all messages within 24 hours on business days. Weekend messages are answered on Monday.
For quick answers, visit our FAQ page or use our Contact Form.