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A 7-inch red glass plasma sphere on a base with a plug-in cord

PlayBees

PlayBees Colorful Plasma Ball 7 Inch Red

SKU CH-KGVX-KTRJ0

A 7-inch glass sphere generates interactive red lightning arcs that respond to touch and sound while demonstrating plasma physics

  • Product colorRed
  • Touch and sound reactive modes create interactive lightning display
  • 7-inch glass globe produces vibrant red nebula-like plasma effects
  • Plug-in power with 6-foot cord eliminates battery replacements
  • Demonstrates noble gas and electromagnetic reactions for STEM learning
  • Tesla coil technology generates dynamic multi-colored light show

Interactive Lightning Display

The PlayBees 7-inch plasma ball produces a vivid red glow inside a pressurised glass globe. A built-in Tesla coil generates colourful electrical filaments that respond to touch and sound, creating a dynamic visual centrepiece for parties, room décor or educational demonstrations. It plugs into mains power via a six-foot cord for continuous operation without batteries.

Touch and Sound Reactive Modes

Two interactive modes let the lightning streams follow fingertips or pulse in time with music and voices. The globe remains cool to the touch during normal use, while the glass enclosure contains the low-pressure gas mixture that produces the nebula-like effect. No wireless connectivity or software control is included; interaction is purely physical and auditory.

From Static Novelty to Hands-On Science

This model replaces basic single-mode plasma lamps that only react to touch. The addition of sound reactivity and a longer power cord makes it practical for classroom STEM activities, themed events or permanent display where battery-powered alternatives would need frequent changes. It is not suited for buyers who need programmable lighting effects, remote control or a larger globe for bigger venues.

How it compares

Measured against everything we stock in Classroom Supplies & Learning Aids, at today’s prices. Recalculated every night.

Price $37.99
Cheaper than about 64% of the 4,397 comparable items (median $60.99).

Specifications

Product
Product colorRed

Questions about this item

Which size should I choose for a desktop display?

The 7-inch diameter globe fits comfortably on a desk or shelf while still producing a vivid nebula-like lightning effect.

How does the plasma ball react when I touch it?

The multi-colored arcs follow your fingertips across the glass surface, and in sound-reactive mode they also pulse in time with music or clapping.

What does the 6-foot power cord let me do in practice?

You can place the globe up to six feet from a mains socket without needing an extension lead, keeping the display tidy on a table or mantelpiece.

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