Sell Mini USB Voltage Current Detector Reader Monitor Tester Meter Easy Carry Device W7Z2 best price

* simultaneous display of voltage and current and mah data for easy viewing * mah mobile power output can be detected * save multiple sets of test data, power-down save feature * does not affect the data transmission * higher accuracy, the current parameters of the basic will not bounce * usb and micro usb port double take power, can detect micro usb line quality * current sampling 25 milliohms, smaller loss * with precision current calibration function, current higher accuracy * data calibration feature set: an load device, a constant current source * voltage: 3 - 15v * colour : black * portable and easy to carry. * it can test current and voltage of phone, mobile power bank etc. * with a usb port and micro usb interface, convenient to test devices * with lcd screen, easy to see the current and voltage of the devices * press the small circle button and the data will be zero, then you can test next data specifications: * input voltage: 3 - 15v * input current: 50ma - 3500ma * capacity: 0 - 19999mah * lcd show voltage and current simultaneously * save data each time power off * high precise current calibration function * high and low voltage alarm package included: * 1 x current voltage test meter hello, guys, thank you for visiting my store. Dear buyer,Welcome to our store. Thank you for your attention, Thank you for your support!Welcome to buy from us!