DC 3V-6V to 400KV Boost Step-up Module High Power High Voltage Generator Transformer High Temperature Arc Igniter High Frequency
https://www.vogueparade.com/shopping/EN/4001/1/4000061515136/dc-3v-6v-to-400kv-boost-step-up-module-high-power-high-voltage-generator-transformer-high-temperature-arc-igniter-high-frequency//