GFORTUN 5PCS Electronic Buzzer Alarm Active Piezo DC 3-24V Continuous Sound Black ABS Housing

eBoot 30 Pieces Photoresistor Photo Light Sensitive Resistor Light Dependent Resistor 5 mm GM5539 5539

DIYmall 5 Pack HC-SR501 Pir Motion IR Sensor Body Module Infrared for Arduino

DEYUE 3 Set Standard Jumper Wires Plus 3 Set of Solderless Prototype Breadboard 830 tie Points Breadboard | 3 Set of M/F, M/M, F/F - Each 40pin Electronic Jumpers Wire

LAFVIN Nano V3.0, Nano Board ATmega328P 5V 16M Micro-Controller Board for Arduino (Nano x 3 with USB Cable)

DIKAVS 5Pcs 3-24V Small Enclosed Piezo Electronic Buzzer Alarm 95DB w/Wires

10 Pack 9V Battery Clip Connector, T Type Faux Leather Long Cable Housing Connection

ELEGOO 3pcs MB-102 Breadboard 830 Point Solderless Prototype PCB Board Kit for Arduino Proto Shield Distribution Connecting Blocks

ELEGOO 5PCS HC-SR04 Ultrasonic Module Distance Sensor for Arduino UNO MEGA2560 Nano Robot XBee ZigBee

MELIFE 2 Pack ESP32 ESP-32S Development Board 2.4GHz Dual-Mode WiFi + Bluetooth Dual Cores Microcontroller Processor Integrated with ESP32s Antenna RF AMP Filter AP STA for Arduino IDE

Elegoo EL-CP-004 120pcs Multicolored Dupont Wire 40pin Male to Female, 40pin Male to Male, 40pin Female to Female Breadboard Jumper Wires Ribbon Cables Kit for arduino