Car Audio Crystal 3.2*2.5mm 3225 24M (24.000MHZ) 20PF 10PPM 20PPM 30PPM

Manufacturers produce direct sales LED lamp bead patch lighting products 0805 white light super bright indicator light dedicated

Probe domestic switch needle KG300B head diameter 3.0 normally closed switch needle total length is 5

100V, 250mA, surface mount, high speed switching diode

Photocoupler

The circuit counts the flash signal. When the flash counts about 70 times, the buzzer sounds, prompting the division to turn off the turn signal. By using the same pin of U2, the counting period can be changed according to requirements. BZ1 is a bee. Sounder or homophonic generator.