Quantity   Component name
1 × ESP8266 microcontroller NodeMCU https://www.amazon.com/gp/product/B071YPS666
1 × Mini Solderless Breadboard https://www.amazon.com/gp/product/B01KKE602W/
1 × Plastic Project Box https://www.amazon.com/gp/product/B073Y7FW1Q/
1 × Piezo Buzzer https://www.amazon.com/dp/B019XSI8HG/
1 × Toggle Switch https://www.amazon.com/dp/B07L74MMG8/