8 pcs Balpha 4X 1.5V AA Battery Holder Case Box with Cover & ON/OFF Switch Wires Leads 8 PACK(8X 4aa)

For Arduino Nano V3.0, Elegoo Nano board CH340/ATmega328P without USB cable, compatible with Arduino Nano V3.0 (Nano x 3 without cable)

WAYLLSHINE® 12 Pcs/1 Dozen 2 x 1.5V AA Battery Holder Case Box Black Wire Leads

Elegoo EL-KIT-003 UNO Project Super Starter Kit with Tutorial for Arduino

J-Deal® 10x Pcs SG90 Micro Servo Motor 9G RC Robot Helicopter Airplane Boat Controls

LED Diode, CO RODE 3mm 5mm LED Lights Emitting Diodes Assorted Clear Bulbs Kit with (White Red Blue Green Yellow, 300-Pack)