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Nobsound Bluetooth Music Tesla Coil Arc Plasma Loudspeaker Square Wave Music Spectrum Desk Setup Decoration Science Gift — Open-Box, 67% Off
Brand: Nobsound
Condition: Used
$2984
$8999
-67% Save $6015
Updated: 15 days ago
Description
Better performance and visual effects: with circuit protection design, will not damage the input device, can play music in better quality than normal arc plasma loudspeaker. Specially design for square wave music to get incomparable sight experience.
Strong function but easy use: with Bluetooth connnection, no grounding and audio cable needed. Designed with frequency knob, energy knob and mode switch, and euipped with neon bulbs, freely to adjust proper display effects you want.
Endless fun and spark inspiration: with the function of wireless transmission and loudspeaker, can light gaseous tube and kind of bubbles. It is a perfect teaching tool to spark students’ interest of science, also a great gift.
Mini size but powerful energy: only 4.13*4.13*2.15in, but it has a shocking energy. Its exquisite craft, beautiful modelling, unique style.It is suitable for household decoration, superior business gift, or education model for children.
Caution:
1.Tesla coil will interfere with electronic products when working, don't let your phone get close to the tesla coil to avoid damage.
2. Please do not use this tesla under environment with flammable and explosive materials or closed coil and big size metal.
3. If you have difficult to download square wave music or hook up the Bluetooth, please feel free to contact us.
How to connect Bluetooth
1. Switch on your phone Bluetooth function.
2. Plug the power to the tesla coil.
3. You will find Bluetooth name: XFW-M18 in your phone, hook it up.
4. play the square wave music in your phone.
Parameters
Working voltage: AC 110V-220V 50/60Hz
Working power: :0-120W
Arc length: 0-10cm (adjustable by rotary switch)
Dimensions(W*D*H):105*105*64mm / 4.13*4.13*2.51in
Net weight: 450g / 0.99lb
Package weight: 1.0kg / 2.20lb
Package list:
1*Tesla Coil
1*Discharge Needle
2*Neon Bulbs
1*Power Adapter
1.Tesla coil will interfere with electronic products when working, don't let your phone get close to the tesla coil to avoid damage.
2. Please do not use this tesla under environment with flammable and explosive materials or closed coil and big size metal.
3. If you have difficult to download square wave music or hook up the Bluetooth, please feel free to contact us.
How to connect Bluetooth
1. Switch on your phone Bluetooth function.
2. Plug the power to the tesla coil.
3. You will find Bluetooth name: XFW-M18 in your phone, hook it up.
4. play the square wave music in your phone.
Parameters
Working voltage: AC 110V-220V 50/60Hz
Working power: :0-120W
Arc length: 0-10cm (adjustable by rotary switch)
Dimensions(W*D*H):105*105*64mm / 4.13*4.13*2.51in
Net weight: 450g / 0.99lb
Package weight: 1.0kg / 2.20lb
Package list:
1*Tesla Coil
1*Discharge Needle
2*Neon Bulbs
1*Power Adapter
Sold by
Amazon Warehouse
Official Amazon outlet for open-box & returned items
- Backed by Amazon's A-to-Z Guarantee
- 30-day return policy
- Ships from Amazon fulfillment centers
- Price verified on Amazon
Product Details
- SKU:
- awhd-us-b098wqn5cm
- Model:
- PJ655
- Country:
- US
- ASIN:
- B098WQN5CM
Shopping Smarter
Common questions about buying open-box and refurbished.
Why buy refurbished or open-box?
Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $60 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.
What's the difference between open-box and refurbished?
Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.
Why use OpenBoxFox?
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Is it safe to buy refurbished?
Yes. Products listed on OpenBoxFox come from established retailers like Amazon, Reebelo, and Dyson — not unknown third-party sellers. Each retailer has buyer protection policies, return windows, and in some cases warranties. You get the price advantage of used goods with the purchase security of a known retailer.
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