Item Type: Boost Step-Up Power Module_x000D_ Model: HX-801-2_x000D_ Volume: Length: Approx. 67mm / 2.6in_x000D_ Diameter: Approx.28mm / 1.1in_x000D_ Cut Surface Diameter: 25mm / 1in_x000D_ Voltage: Input: DC6-12V,_x000D_ Output: DC800KV_x000D_ Current: Input 4A, output 0.5A_x000D_ Line Length: Enter approx. 10cm / 3.9in_x000D_ Output: Approx. 10cm / 3.9in_x000D_ Structure: Integrated housing_x000D_ 2-Electrode Discharge Distance: Approx.0.5 ~ 1.5cm / 0.2 ~ 0.6in (more than easy to damage)_x000D_ How to Use: The 2 poles of the high-voltage output end (monochrome thick wire) are fixed within the specified discharge distance, and the low-voltage input end (two-color thin wire) red wire positive electrode and green wire negative electrode are connected to the battery to produce high voltage arc work._x000D_ Input Requirements: This product does not require an auxiliary circuit, and can be used directly after connecting the battery. The input terminal is connected to a single 3.7V lithium battery (such as 18650 battery) or nickel-cadmium/nickel-hydrogen battery pack, 4V or 6V lead-acid battery, etc. (6V battery can be For best results)