Keyestudio DIY Mini Tank V2.0 Smart Robot car kit for Arduino STEM  KS0428  

MAX30102 Heart Rate and Pulse Oximeter Sensor

110V/220V 60 W soldering iron adjustable temperature

DHT11 Temperature and Humidity Sensor for Arduino Keyestudio module

9v GETTOP Battery

SRD-9VDC-SL-C SONGLE T-73 9V 5pin Relay

 40 PIN female SINGLE ROW 2.54MM FEMALE HEADER PIN

Adafruit Perma-Proto Half-sized Breadboard PCB - Single

arduino uno super starter kit kuongshun (with i2c lcd 1602)

micro usb to USB data cable 1.6 Feet cable for raspberry pi  or esp32 

WAVESHARE 7 inch Resistive Touch Screen LCD, 1024×600, HDMI, IPS, Various Systems Support

4 Channel Infrared Detection Tracing Photoelectric Sensor