1Hz-50MHz Crystal Oscillator Frequency Counter Tester Meter Digital LED, 501 Original

Features: Frequency range:1Hz -50MHz;To measure oscillation frequency of the crystal;Five Accuracy Resolution (eg. 0.0050KHz, 4.5765MHz, 11.059MHz);Automatic range conversion, without human switch ;Selectable power saving mode, within 15 seconds if there is no significant change in the frequency Automatically turn off the display;Can use USB interface, power supply , can also use an external power supply or 9V battery.Small number of elements, all DIP components, and simple installation; PCB size: 80 X 53mm/3.15 X 2.09\"Product weight: about 34g1 X 1Hz-50MHz Crystal Oscillator Frequency Counter Tester Meter Digital LED DIY Kits