Feature 1Clear and Portable: This handheld Tesla coil is a portable artificial lightning generator, whose housing is assembled from transparent acrylic panels and the components are clearly visible. 2Notch Trigger Discharge: This handheld arc generator is finely crafted with a notch trigger discharge that can be triggered at will to control the arc. 3Adjustable Artificial Lightning: This handheld arc generator triggers a beautiful artificial lightning bolt of adjustable length up to 13cm and up to 1700 times. 4Easy to Operate: This handheld arc generator is simple to operate and requires no manual at all. Plug and play, no grounding required. 5User Friendly Design: This handheld arc generator is designed to be very user friendly, with a trapped wave trigger discharge that can be triggered at will to control the arc. Greatly improves the operability and playability during use.Item Type: Tesla Coil Shooting Tool Material: AcrylicCategory: DIY hand assembly workInput: DC48V 2APlug: US plug 100-240VContinuity: 1700 timesFrequency: 3-17HZ adjustableArc: Maximum 13cm / 5.12in .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 xTesla Coil Shooting Tool1 xArc Head1 xAdapter1 xPower Extension CableNoteThis product has two triggers, single or multiple, and does not have an automatic trigger or music playback function.