ZHAOYAO 1Hz-50MHz Frequency Meter, Crystal Vibration Measurement DIY Kit Cutting Tools Unit Fast Charging Function Yes

Unit Fast Charging Function Yes LCD Screen No Auto Circuit Detection Yes Over Voltage Protection Yes Short-Circuit Protection No Over-Charging Protection Yes Over-Discharging Protection No Packing List 1 x Charger

Car charger: 12V Packing List 1 x Universal Charger (H4)

ac SIM Card Type Nano SIM SIM Card Quantity 2 Network Standby Dual Network Standby GPS Yes NFC Yes Infrared Port Yes Bluetooth Version Bluetooth V4

Working voltage: 12 ~ 24V

Unit Power Supply 100~240V Rated Working Current 500 DX

ZHAOYAO 1Hz-50MHz Frequency Meter, Crystal Vibration Measurement DIY Kit Cutting Tools Unit Fast Charging Function YesFrequency meter production kit DIY crystal measurement frequency measurement with shell parts Circuit characteristics: measurable frequency range 1 Hz 50 MHz (1 Hz 50 MHz); measurable signal frequency up to 30V It can measure the oscillation frequency of most common crystal oscillators; Five digit resolution; Automatic range conversion without manual switching; Programmable addition and subtraction frequency settings for measuring devices such as