Link sản phẩm:

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

Nguồn:  https://www.youtube.com/watch?v=Yt7EbHjW5qU