• 【Product Features】 Please turn the first knob to the minimum when you use it, so as not to scare you, Tesla coil can simulate the occurrence of lightning, it will make a big sound when it works, which is generated by lightning penetrating the air, so there must be a sound when there is lightning.
• 【Scientific Experiment】Tesla coil can easily light up some inert rare gas lamps and display wireless power transmission, let's experience the magical scientific experiment together.
• 【Music Play】Connect the Bluetooth Tesla Coil 10 Mini to play the square wave music provided in the manual, the sound quality of other ordinary music will be very noisy, for your convenience, we provide more than 100 kinds of square wave music. Please refer to the instruction manual.
• 【About the upgrade】The current version does not need to turn the phone volume to the maximum, Tesla coil can also reach the best play state
• 【Size Description】3.78 x 3.78 x 1.29 inches/9.6-9.6-3.3cm, weighs about 2.42bs/1.1kg.
• 【Appearance description】We will upgrade the transparent shell to color shell, the appearance of exquisite and compact to meet the preferences of different customers on the appearance