ATmega328P 16MHz microcontroller with 14 digital I/O pins and 6 analog inputs.
Compact breadboard-friendly ATmega328P microcontroller.
Dual-core 240MHz Tensilica MCU with 2.4GHz Wi-Fi & Bluetooth 4.2 BLE.
High-brightness red indicator LED with 2.0V forward drop.
Standard 5mm green diffused LED.
Generates a constant audible 2.5kHz beep when 5V is applied.
9g positional servo motor with 0° - 180° rotation controlled via 50Hz PWM.
1:48 dual-shaft gear motor for rover wheels and mobile robots.
Light-dependent resistor; resistance drops from 1MΩ (dark) to 10kΩ (light).
Non-contact sonar ranging module measuring distance from 2cm to 400cm.
Pyroelectric infrared sensor detecting human/animal motion up to 7 meters.
Digital temperature (0-50°C) and relative humidity (20-90% RH) sensor.
Ideal current-limiting resistor for 5V LEDs (Red, Yellow, Green).
Standard pull-up or pull-down resistor for buttons and switches.
Rotary variable resistor for analog voltage division.
Momentary 6x6mm tactile push switch.
Alphanumeric liquid crystal display with PCF8574 I2C backpack (addr 0x27).