Product features:
1. This Tesla coil has two specifications to choose from, with Bluetooth and without Bluetooth. The one with Bluetooth function can connect to Bluetooth, play music, and the arc length can be up to 10cm,
2. Paired with a power adapter, it can be used when plugged in. Plug in the 220V power plug to discharge
3. The frequency and length of lightning can be freely adjusted
4. With circuit protection design, it will not damage the input device and can play music of better quality than ordinary arc plasma speakers.
5. It is an intelligent device used for wireless transmission experiments, which can be used to manufacture high-voltage lightning and conduct various scientific experiments, such as wireless transmission, wireless lighting, and insulation withstand voltage testing. It is a perfect teaching tool to stimulate students' scientific interest and is also a good gift.

Product parameters:
Power adapter:
Output: 48V/DC
Input: 100-240VAC/50-60Hz
Arc length: up to 10cm (adjustable by knob)
Wiring method: onboard DC5521 standard power port (plug in and use)
Discharge needle: detachable alloy discharge needle
Music format: only supports Fangbo music
Discharge form: purple arc, safe current can be touched
Size: 14 * 8cm

Usage:
1. First plug in the discharge needle, then plug in the 48V power plug
2. Turn the switch to the right to turn on the discharge mode
3. Adjust both knobs to their maximum (turn them all the way to the left)
4. Plug in the 220V power plug to discharge (if the above steps are completed and the light is on but there is no arc, you can find a key or screwdriver or other metal to touch the top of the arc)

Music mode usage method:
First, turn the pulse width knob all the way to the right, then turn the switch to the left, and connect Bluetooth to maximize the sound. Start playing square wave music, and then slowly turn the pulse width knob to the left to adjust the arc power. Be careful not to use too much power, otherwise it may cause the protection to lose power
Attention: If there is suddenly no arc when playing music, it indicates that the power is too high and triggers protection. You can turn down the power knob and contact customer service to obtain dedicated square wave music;
It must be placed on an insulated tabletop during use, otherwise it cannot discharge normally

Product List:
Package 1:
1X black music Tesla coil without Bluetooth and without shell
1X 48V power plug
1X connecting line
1X discharge needle
Package 2:
1X black music Tesla coil without Bluetooth cover
1X 48V power plug
1X connecting line
1X discharge needle
Set Three:
1X blue music Tesla coil with Bluetooth cover
1X 48V power plug
1X connecting line
1X discharge needle