Everything you need to start experimenting with your Explorer HAT Pro or Explorer pHAT. This parts kit includes LEDs, sensors, resistors, and more for building projects like traffic lights, visual thermometers, PIN entry systems, and LED displays. The included shift register expands your output capabilities to eight channels, perfect for driving multiple LEDs or creating animated light displays. Key Features 16 Colour-Coded LEDs – 4 each of yellow, red, blue, and green Shift Register – SN74HC595N for 8 extra outputs Temperature Sensor – TMP36 analog sensor Piezo Buzzer – Add sound to your projects Potentiometers – 2× 10K rotary for analog input Jumper Wires – 20× male-to-male (100mm) Package Contents 16× LEDs (4× yellow, 4× red, 4× blue, 4× green) 1× Piezo transducer/buzzer 10× 470Ω resistors 5× 10KΩ resistors 2× 10K rotary potentiometers 1× SN74HC595N shift register 2× 0.1µF ceramic capacitors 1× TMP36 temperature sensor 20× Male-to-male jumper wires (100mm) Project Ideas Traffic light simulation Visual thermometer display PIN entry system with feedback Animated LED sequences Sound and light games Compatibility Explorer HAT Pro Explorer pHAT Note: Explorer HAT Pro or Explorer pHAT sold separately.