9-12 V BD243 Mini Tesla Coil (Assembled) 9 Pieces it offers 14 digital I/O

it offers 14 digital I/O pins

This component delivers reliable performance in both consumer and industrial settings

expect practical range of 10-30 meters depending on building materials and competing wireless devices

4 MB Onboard Flash: Generous flash storage for OTA firmware updates

Some versions have stackable headers - check that the top-side pins are accessible if you plan to add another shield above it

9-12 V BD243 Mini Tesla Coil (Assembled) 9 Pieces it offers 14 digital I/O9 12 V BD243 Mini Tesla Coil (Assembled) 9 12 V BD243 Mini Tesla Coil It is a fully assembled kit ready to use for your DIY Projects. Tesla coil is a transformer (resonant transformer) that operates on the principle of resonance. It can produce high temperature and high pressure plasma and can ignite, wirelessly transmit electricity, illuminate fluorescent lamps. It has wonderful arcs and used for many fun and very interesting scientific experiments.