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K1005 moisture indicator kit detects soil moisture using a transistor switch and LED. Beginner-friendly soldering electronics project.
K1006 two tone doorbell kit using 555 timer IC. Build a sound circuit with speaker and push button. Assembly required.
K1020 electronic siren kit with dual 555 timers. Build an adjustable sound and frequency circuit with selectable modes. Assembly required.
K1030 Cecil Cicada kit converts light into sound with adjustable controls. Explore tone, modulation, and sensor-based electronics.
K1033 metal detector kit using BFO oscillator and transistor amplifier. Detect metal and explore signal processing in electronics.
K1035 Rolling LED Die Kit with 7 LEDs and random dice effect. Learn digital electronics through a fun soldering project. Great for game design projects.
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