1.the device is an auto-ranging multimeter,so the mV function is always jumps, this is not defect, it is correct
2.if you choose send from Russian with CDEK-RU, Moscoew Warehouse will send it by CDEK-RU or by Russian Post,
this is depend on the state you live.
RM219 is a 19999 counts Auto-Ranging Digital Multimeter. It Is Battery-Powered With True-RMS, A LCD Display And A Backlight.Auto-Power Off
The product is battery-powered with true-rms, LCD display and backlight. 1. Do NOT exceed the “maximum value” indicated in the Specification; 2. Do NOT input voltage at the Current Mode, the Resistance Mode, the Diode Mode, the Continuity Mode, or the Temperature Mode; 3. Do NOT use the product when the batteries or the battery cover is not placed properly; 4. Turn off the product and remove the test leads from the test points before changing batteries or fuses. 5. Do not input voltage exceeds 36V DC or 25V AC when you are at the setting of measuring current.