2012 newest high quality variable voltage Chrome VV VMax from 3 volt to 6 volt

VMax User SettingsUu- Power upUd- Power downSo- Power on/offUc- Battery CheckdS - display information setting (- do- atomizer output  voltage-du- battery output voltage-dR - atomizer ohm ) Lo - LED on/off

Power adjust up 

1. Press the button 3 times in a row until  "Uu" is shown on the display .2. When Uu is shown on the display , leave the button ilde for 2 seconds. They display will change to show the last voltage selected.3. Once the voltage is displayed, each time you press the button the voltage will advance to the next higher setting: 3.1,3.2,3.3 etc.  When you reach 6.0, it will rotate back to 3.0 and go up again.4. when you have reached the desired settin, leave the button idle for 2 second. The setting will be saved and VV will resum normal operation.

Power adjust down

1. Press the button 4 times in a row until  "Ud" is shown on the display .2. When Ud is shown on the display , leave the button ilde for 2 seconds. They display will change to show the last voltage selected.4. Once the voltage is displayed, each time you press the button the voltage will advance to the next lower setting: 5.9,5.8,5.7 etc.  When you reach 3.0, it will rotate back to 6.0 and go up again.4. when you have reached the desired settin, leave the button idle for 2 second. The setting will be saved and VV will resum normal operation.

Power on/ off

1. Press the button 5 times in a row until  "So" is shown on the display .2. When Ud is shown on the display , leave the button ilde for 2 seconds. They display will show the last setting , on or off .4. Each time you press the button the display will toggle between on/off4. when you have reached the desired setting, leave the button idle for 2 second. If you selected "OF"  the VV will go into standby mode.

Battery Check

1. Press the button 6 times in a row until Uc is shown on the display.2. When Uc is shown on the display, leave the button idle for 2 seconds, the digital display will show your battery voltage measurement.3. The battery voltage will be displayed for 2 seconds, then the display will turn off.

Display information setting during vaping

1. Press the button 7 times in a row until dS is shown on the display,2. When dS is shown on the display, leave the button for 2 seconds, the display will show the current setting: do ,du or dr .3. Each time you press the button, the setting will toggle among   "do" "du" or "dR" ,4. When "do" is chosen, leave the button idle for 2 second, the setting will be saved and the display will show your atomizer working output voltage during your vaping;5. When "du" is chosen, leave the button idle for 2 second, the setting will be saved and the display will show your battery  voltage during your vaping. 6. When " dR" is chosen,leave the button idle for 2 second, the setting will be saved and  the display will show your atomizer resistence during your vaping. 

LED ON /OFF 

1.  Press the button 8 times in a row until "Lo" is shown on the display.2. When Lo is shown on the display ,leave the button idle for 2 seconds , they display will show the current setting: ON/OFF .3. Each time you press the button, the setting will toggle between on/off.4. when you have reached the desired settinh, leave the button idle for 2 seconds. The setting will be saved and VV will resume normal operation.

short circuit protection

output short circuit protection during vaping

The display will show the below error code when there is short circuit:1. F1:  resistance for  the heating coil of cartomizer is bigger than 0.5R, or smaller than 1.3R2. F2:  resistance for the  heating coil of cartomizer is smaller then 0.5R

Suggested  cartomizer ohm

3V-4V  for  1.5ohm,4V-5V for 2.0-2.5ohm,5V-6V for 3.0ohm.