
VLEVP2
V. 01 –04/02/2015 6 ©Velleman nv
3. C hoose the charge current that best suits your rechargeable Li-ion
batteries:
s uitable for 10440-18700 Li-ionbatteries
s uitable for 18700-26650 Li-ionbatteries with
capacity ≥ 2 500mAh
s uitable for Li-ionbatteries withc apacity ≥
20 00 mAh, 1 A is the large charge c urrent for fast
charging
4. P ress the CC button one or more times to c hange to a different c harge
current. C urrent arrangement is 0 .25 A - 0.5 A - 1 A - 0.25A.
5. During charging, double-press the c urrent c hange button to check the
s elected voltage setting. The corresponding LCD displays the selected
voltage. Choose the voltage s etting suitable for your battery. After
about 3 s econds, the LCD reverts to show the c harge current, battery
real-time voltage and c harge status.
6. When the battery is fully charged, the VLEVP2 stops c harging, and the
s tatus indicator turns green. T he bars on the LCD will notbe added
again. Itis recommendedthat you remove the batteries from the
charger once charging has completed. I f batteries are left in the
charger after charging c ompletes, the c hargerwill automatically restart
the c harging cycle when the voltage drops below 3.9 V or 3.3 V, based
on the c hosenvoltage s etting.
7. D uring c harging, press and hold the c harge current s etting button
1.5 s econds to switch the LCD on or off. T he LCD is s witched on by
default.
USB Power Output Mode
1. E nsure that the VLEVP2 is not connected to any power source. I nsert a
battery (≥ 2 000 mAh) into the CH1 slot, being c areful to insert it with
the c orrect polarity. P ress and holdthe buttonfor 1.5 s econds to s tart
the U SB power output function. After the LEDindicator turns green,
you c anc onnect an external device to the USB port. I n USB output
mode, the LCD is invalid.
2. When finished using the USB power output, disconnect the external
device, press and hold the button for 1.5 seconds to switch off the USB
power output. After the status indicator extinguishes, remove the
battery.
3. When battery c apacity is above 50 % , the LED indicator is green;
when c apacity is 25 % to 50 % , the LED indicator is red; when
c apacity is 5 % to 25 %, the LED indicator flashes red.
4. When the battery c apacity is low than 5 %, the USB power output
switches off automatically.