HC-F2700L Multifunction Frequency Counter Frequency range: 10 Hz~2700 MHz Strobe time: ... sec,10 sec. AC 220V HC-F2700L Multifunction Frequency Counter (220V) General description Three ranges of HC-F2700L can ... result because of Hi-frequency processor.Display: 8 bit green digital LED displayStrobe: Hz, kHz, MHz, GHz red LED ... Approximate 2.5 Kg ZHAOXIN HC-F2700L Multifunction Frequency Counter (AC 220V)