Coil Kit Wireless Coil Speaker for 1Set

The electric arc generator toy can exercise you practical ability. It is simple design but practical in use, bringing much convenience to you. This scientific electric arc generator toy is a good gift for friends and son. Features -Color:Multi -Material:Plastic -Size:7.90X4.00X0.10cm/3.10X1.57X0.04in -Size:6.00X2.00X2.00cm/2.36X0.79X0.79in -Power input: DC 15-24vV -Current: 2A -Pin header: DC5.5 -Audio input: 3.5 jack -Note:Do not put mobile phones, mp3 and other electronic devices close to the coil. -Only in small size, but with shocking energy. Turn the sound slowly to avoid being shocked by the large sound of the arc. -With circuit protection design, will not damage the input device, can play music in better quality than arc loudspeaker. -This product is safe, low power, will not be injured, but it is not recommended to touch the arc on the top of the coil, there will be a burning sensation. -You only need to the discharge needle, turn down the power, frequency, and plug in the power supply, you in front of your eyes. -It's funny to see people's looks and reactions when the music coil model works like charm. Package list: 1 x set of music coil