Link sản phẩm:

BC547 Transistor: https://www.thegioiic.com/bc547-transistor-npn-45v-0-1a-3-chan-to-92
Điện Trở 100 Ohm: https://www.thegioiic.com/dien-tro-100-ohm-1-4w-5-4-vong-mau
Điện Trở 10 KOhm: https://www.thegioiic.com/dien-tro-10-kohm-1-4w-5-4-vong-mau
Điện Trở 100 KOhm: https://www.thegioiic.com/dien-tro-100-kohm-1-4w-5-4-vong-mau
Buzzer : https://www.thegioiic.com/1209-dip-buzzer-12x9mm-93db
PIn 9V: https://www.thegioiic.com/pin-9v-panasonic
Ăng Ten Lò Xo: https://www.thegioiic.com/ang-ten-lo-xo-433mhz-2-5dbi-dai-32mm