Do you need a last-minute Halloween decoration to scare your friends and trick-or-treaters? Try building a scream box that lets out blood-curdling screams when it's opened!
This guide will show you how to hack a standard-issue Halloween-store fog machine to add lights and reactivity, and also how to use Adafruit IO to control your lights and fog from your smart phone -- from anywhere in the world!
Learn about inputs–electrical signals used to provide information to an Arduino board. We cover digital input with switches and analog input with potentiometers.
设置
快速交货
免运费
国际贸易术语
支付类型
市场产品
新加坡