Crystal Oscillator Tester 1Hz-50MHz Digital LED Frequency Counter Meter RF Electronic DIY Kits Tools PCB Board Module Meter Cymometer Measurement Tester Module
$9.49
Description
►This is used to measure the oscillation frequency of the crystal..►Automatic range conversion, without manual switch..►Frequency range:1Hz -50MHz..►Not only USB power supply,but also can use 9V battery..►Auto power off in 15s if there is no significant change .
