Description: Audio input anti-interference protection: We have added an anti-interference circuit to the product to protect the audio input device from the high-frequency electromagnetic signal interference of the Tesla coil, so you can use it with confidence! Excellent sound quality and volume: This is a real small power amplifier with plasma speakers, it can link various music playback devices to directly play music in any format, and has qualified sound quality and volume. Better craftsmanship and quality: The secondary coil adopts special epoxy resin coating, which is more durable and more beautiful. A radiator with a fan is used for heat dissipation, which ensures that the product can work for a long time. The screws and parts are made of stainless steel and copper, which are not afraid of rust. Multi-function and multi-play: The secondary coil is detachable, and different accessories can be placed on the top of the coil to achieve multi-functions such as plasma horn playing music, ion windmill, ion garland and lighting. You can also get super cool images through time-lapse photography ion garland. High-value appearance: We give this Tesla coil a simple and unique appearance, making it a handicraft that can be placed in a suitable place. In this way, it can still be used even when it is not powered on. Specification: Material: Copper Current:DC 24V 3A(8V start to works,can light up bulbs; 13Vstart to arc,can play music; 24V has the best sound quality) Size Chart: 85X85X175mm/3.3X3.3X6.9in Package Includes: 1XTesla Coil 1XAudio Cable 1XBulb 1XNeedle 1XAdapter - US Plug 1XIon windmill 1XIon Garland 1XUser Manual Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!