Kadimendium Tesla Coil, Portable Mini Coil Self?Excitation Coil 5V 1W with Fluorescent Lights for DIY or Physical Experiment

Features : 1 . The world's smallest coil . 2 . Using a coil can generate high voltage and low current , high frequency AC power , which will produce magical effects . 3 . This product uses a 20w power supply to generate high frequency , high voltage and low current arc spray effect for the coil . 4 . Fluorescent lights can be easily turned on , suitable for various wirelessexperiments . 5 . 5V 1W Coil A Class Super Mini Coil , no power supply . Specifications : Model : Coil Output voltage : DC5V Power : 20w Package List : 1 x Coil 1 x Stainless steel ball 1 x Neon Light 1 x OTG Cable Note : 1 . Ultra small size , the USB port can be connected with any 5V power supply . 2 . Does not produce an independent air discharge arc , a good conductor near the top can generate an arc of about 1 mm , no electric shock , very safe . 3 . It is not necessary to pull the coil to the coil or the hand when working . Because the hand acts as a good conductor , the coil will form a good loop . For the coil with a large current , the demonstration effect Change or not . Please note .