555 intermittent mono audio circuit

Car Audio Crystal 3.2*2.5mm 3225 24M (24.000MHZ) 20PF 10PPM 20PPM 30PPM
Single chip microcomputer STM32L151CCU6
1206RGB (single)
0201 package SLP0603 ESD electrostatic diode 5V one-way ESD
inductance


NE555

ring light/fill light

Ring Fill Light,Ring Lamp,Ring Light With Tripod,Selfie Ring Light Tripod

Shaoxing Shangyu Kenuo Photographic Equipment Factory , https://www.kernelphoto.com