Music Tesla Coil Artificial Lightning Touchable Palm Lightning Mobile Bluetooth Science Experiment Features: 1.Dual mode (Bluetooth music mode/flash mode) 2.Easy to use 3.High temperature protection (stops discharging if temperature is too high, resumes operation below warning temperature) 4.Frequency adjustment 5.Length adjustment 6.ABS housing Specifications: 1. Body material: transparent acrylic 2. Music transmission method: Bluetooth/AUX audio input 3. Power input: 48V 4. Rated power: 100W 5. Arc length: 0-8cm 6. Discharge frequency: 5-50hz (lightning mode) Attention: 1. Do not work near flammable and explosive materials. 2. Avoid the arc hitting other electronic equipment. 3. Be careful not to be poked by the discharge needle. 4. Minors need to be used under adult supervision. 5. Do not place objects on the main unit panel to avoid damage to the housing from high temperatures. 6. Do not use if you have a pacemaker. Package includes: 1*main unit 1*Discharge needle 2*Ambient light Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-dadangjia