Feature: 1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information;2.If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed.3.The high-voltage module uses the principle Tesla coil is made of high-voltage pulse output voltage current, small size, high efficiency, simple external circuit(just plug in the switch, the battery can be) discharge intensity violent.4.The module can be used as high school science experiments, electronic equipment, negative ion generator, high voltage source to use when making small science.5.High pressure type: the type of pulse current.6.The way to determine whether the battery capacity can drive the maximum output power is to measure the battery voltage at the time of the arc.Specification:Material: Metal, PlasticColor: BlackSize: 63 x 22 x 25 mm/2.48 x 0.87 x 0.98 inch (L x W x H)Weight: 340gInput Voltage: DC3V-6VInput Current: 2A-5A(It is related with Voltage)Output Voltage: DC700KV(Please pay attention to safety when used)Input Line Length: about 150mm ( red is positive )Output Line Length: about 110mm High voltage bipolar discharge distance: 10mmHigh type: Pulse CurrentStructure: high and low voltage integratedPackage Include:5 x 700KV Boost Step-up Power Module