DIY Electronics refers to the personal construction and tinkering of electronic devices and systems by individuals often as a hobby. This can include creating or modifying existing electronic devices, building new devices from scratch, or exploring the inner workings of electronics. The category also intersects with travel when these DIY projects are portable or travel-focused, such as building custom travel gadgets, portable chargers, or travel-friendly tech equipment. It is a niche within the broader DIY movement, which promotes self-sufficiency and creativity.