Features:
1. This Tesla coil has 2 specifications to choose from, with or without Bluetooth. The one with Bluetooth can connect to Bluetooth, play music, and the arc length can reach up to 10cm.
2. With the power adapter, it can be used by plugging in the power, and it can be discharged by plugging in the 220V power plug
3. The frequency and length of lightning can be adjusted freely
4. With circuit protection design, it will not damage the input device, and can play music with better quality than ordinary arc plasma speakers.
5. It is a smart device for wireless transmission experiments, it can be used to make high-voltage lightning, and conduct various scientific experiments, such as wireless power transmission, wireless lighting and insulator withstand voltage testing, it is the perfect teaching to stimulate students' scientific interest Tool, also makes a great gift.

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

Instructions:
1. Plug in the discharge needle first, then plug in the 48V power plug
2. Turn the switch to the right to turn on the discharge mode
3. Both knobs are adjusted to the maximum (turn left to the end)
4. Plug in the 220V power plug to discharge (if the above steps are completed, the light is on but there is no arc, you can find a key or a screwdriver or other metal to touch the top to start the arc)
How to use music mode:
First turn the pulse width knob right to the bottom, then turn the switch to the left, then connect to Bluetooth, turn the volume to the maximum, start playing square wave music, then slowly turn the pulse width knob to the left to adjust the arc power, pay attention not to use too much power, otherwise it will cause Protect power off.
Note: If there is no arc suddenly when playing music, it means that the power is too high and the protection is triggered. You can turn down the power knob and contact customer service to obtain special square wave music;
It must be placed on an insulating table when in use, otherwise it cannot be discharged normally

Product List:

Set one:
1X Black Music Tesla Coil Without Bluetooth Without Case
1X 48V power plug
1X connecting wire
1X discharge needle

Set two:
1X Black Music Tesla Coil Without Bluetooth with Case
1X 48V power plug
1X connecting wire
1X discharge needle

Set three:
1X blue music tesla coil with bluetooth and case
1X 48V power plug
1X connecting wire
1X discharge needle