We can get 418 units in Australia from SparkFun. If you order today, we can dispatch this stock between Mar 03, 2021 - Mar 05, 2021.
This is a common 555 timer/oscillator from TI. A classic for all of those first year circuits projects where you need to blink an LED, generate tone, and thousands of other great beginning projects. Google around for a huge list of resources and example projects.