Fangrui Product Details Dc Boost Step Up Power Module High Voltage Generator Input Voltage: Dc 6v To 12v. Input Current: 2a-5a, Output Voltage: 500kv~1000kv (please Pay Attention To Safety). The Input Voltage Of The Arc Generator Is Dc 6-12v And Output Dc 1000kv High Voltage, Input Wiring: Red - Positive; Green - Negative; Output Wiring: The Other Side Same Color Cable. Voltage Generator Modules Are Made Of A High-voltage Former Through A Circuit Of Components And Using The Principle Of Tesla Coils , Output High Voltage Pulse,high Efficiency High Voltage Generator Can Be Used For Student Science Experiments, Electronic Inst Ents,anion Generators,science Small Productions And Etc. Color: Black Material: Plastic Package Contents: 6x High Voltage Former 1000kv / 5x High Voltage Former 1000kv Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error Is +/- 1-3c