Quantity   Component name
1 × 3W 8 Ohm Speaker CQRobot Speaker 3 Watt 8 Ohm Compatible with Arduino Motherboard, JST-PH2.0 Interface. It is Ideal for a Variety of Small Electronic Projects. https://www.amazon.com/dp/B0738NLFTG/ref=cm_sw_r_apan_i_RA748Z5CD88Q3KTREMF4?_encoding=UTF8&psc=1
1 × Led bar graph 10PCS 10 Segment Digital Red LED Bar Graph Display Ultra Bright https://www.amazon.com/dp/B01N9S564A/ref=cm_sw_r_apan_i_MQZZT3A47S6XJ90ZJ5ED?_encoding=UTF8&psc=1
1 × Nano expansion board WYPH Nano I/O Expansion Sensor Shield Module for Arduino UNO R3 Nano V3.0 / Nano Pro Compatible with UNO R1 Duemilanove 2009 (Expansion Board 3pcs) https://www.amazon.com/dp/B07KCVJ6RR/ref=cm_sw_r_apan_i_KZJJSE7AHF5C5SA523Y1?_encoding=UTF8&psc=1
1 × Arduino Nano Arduino Nano [A000005] https://www.amazon.com/dp/B0097AU5OU/ref=cm_sw_r_apan_i_PAC8WF91BJ9WDRK3VT0C
1 × 9g servo motors Smraza 10 Pcs SG90 9G Micro Servo Motor Kit for RC Robot Arm/Hand/Walking Helicopter Airplane Car Boat Control with Cable, Mini Servos for Arduino Project https://www.amazon.com/dp/B07L2SF3R4/ref=cm_sw_r_apan_i_6WF7SR5B8NK8FBABJQWP?_encoding=UTF8&psc=1