B??c 2: M? ph?n “Ti?n ích” trong “Cài ??t Iphone” ho?c Ipad, tùy theo thi?t b? b?n s? d?ng.123B/124B/125B Users Manual The readout demonstrates the voltage distinction between the Cursor Measurements two cursors along with the voltages in the cursors in relation to Cursors assist you to make exact digital measurements the zero icon (-).