The 555 timer IC is an integrated circuit (chip) used in a variety of timer, pulse generation, and oscillator applications. The 555 can be used to provide time delays, as an oscillator, and as a flip-flop element. Derivatives provide up to four timing circuits in one package.
Have you ever want to DIY an Aquarium controllers to help you Changing the water for the fish tank. This mini pump really sucks! This pump operates at 3V~9V and has enough suction for most small projects. Use this pump to make a fountain or waterfall, even water your plants!
This protoboard is double sided, meaning that you can easily put components on both sides. It is perfect for all your DIY projects, as with its 0.1" (2.54mm) pitch it fits nearly all the through hole components.