[Miniature cardiac rhythm light indicator].
D004581:Electronics / Q000295:instrumentation*; D006339:Heart Rate / Q000295:instrumentation*; D010827:Physiology / Q000295:instrumentation*; D012666:Semiconductors; D013686:Telemetry / Q000295:instrumentation*
Malogavaritnyĭ svetovoĭ indikator serdechnogo ritma.