Features： 1、FOR DIY: Can be used as a high voltage source for student science experiments, electronic instruments, negative ion generators, and small science productions 2、POWERFUL DISCHARGE: The module is made using the principle of for Tesla coil, which output high voltage pulses with violent discharge strength 3、CIRCUIT COMPONENT: This module is a high voltage module or a high voltage generator made by a high voltage package or transformer through a circuit composed of components 4、BOOST STEP UP: Square one piece outer casing structure, possess small size, high efficiency, working voltage from 3.7~6V, output voltage up to 200KV 5、CORROSION RESISTANT PLASTIC: Selected plastic material, has strong corrosion resistance, durable, waterproof, light weight, and a good insulator Specification： Item Type: High Voltage Generator Material: Plastic Uses: Can be used as a high voltage source for students' popular science experiments, electronic instruments, negative ion generators, science mini productions Basic Parameters: Outer Shell Structure: Square one piece Output Current: 5MA Power: 20W Working Voltage: 3.7~6V Working Current: 2A Output Voltage: 200KV Arc Length: 0.5-1cm Continuous Working Time: <10S Package List： 5 x High Voltage Generator