Jazuaiao Miniature Frequency Measurement Device with ±2.5ppm Stability Auto Memory Function 5V Operations for Microcontroller Systems Portable Counter Electronics Lab

Equipped with two gate times ( 0.1s / 1.0s), MHz / kHz / Hz auto switching display, and two input option, this tool ensures versatile signals analysis with 1Hz resolution for critical timing evaluations Perfect for field testing crystal oscillators in validating transceiver frequencies in two way radios, or conducting measurements in mobiles workshops and electronics classrooms Its Type C powered operations ( 30mA @ 5V) and auto save settings enable uninterrupted workflows during extended radio frequency signals analysis, outdoor testing, or portable electronics diagnostics Designed for electronics engineers, radio technicians, and educators requiring portable frequency verification in microcontroller systems, or educational lab environments The frequency counter features a ±2.5ppm TCXO and 100MHz measurement capacity, laboratory grade accuracy in a compact pen styles design ideal for radio frequency measurement and two way radio applications