Description: Note: Don't put mobile phone electronic equipment close to the , otherwise the high-frequency field generated by the will interfere and cause the equipment to malfunction or even damage! Better performance: This tesla has circuit protection design, will not dae the input device, can play quality than loudspeaker, no format limitation. Easy operation: No Manual at all. PLUG and No grounding : This misc tesla has the function of wireless transmission and loudspeaker, can light gaseous tube and kind of bubbles, play all kinds of It is a perfect teaching tool to spark students' interest of science, also a great gift. Specification: Operating voltage:8-32V (In the case of an ideals DC , 8V starts, you can light up, 13V start ing, you can put music, 24V sound volume is best, can not exceed 32V) Operating current:0-3 A (The power is decided by the input power, the power is about 48W at 24V, the length is about 1.5CM, the is clustered at the maximum power) Size Chart: Step 1: equipment; Step 2:Install the secondary . Secured by the included screws; Step 3:Installation of discharge .Secured by the included screws; Step 4:Connect audio cable; Step 5:Connect to power; Step 6:Play music; Step 7:Test by LED; Step 8: Power off and change discharge . NOTE careful !Can't touch the discharge ! The color might be a little different from the actual product due to color display of different monitors. Please allow 1-3 cm error. Package Includes: 1 x Finished Product 1 Supply 1 x Audio line 1 x Ion windmill 1 x Ion garland 1 x lamps 1 x Xenon lamps