Silk’n Tightra Manual Del Usuario página 13

To change treatment modes: Turn off the device and
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then turn it on. To access the mode you want, see step 2 in
sections 6.2 Internal mode treatment or 6.3 External mode
treatment).
4.8 Energy levels
Each treatment mode has 3 energy levels: level 1 (low),
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level 2 (medium), level 3 (high). In general, the higher the
energy level, the better the results.
Each treatment mode starts at energy level 1.
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To change the energy level: Cycle through the energy
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levels by short pressing the control button (#3) until you
get the level you want.
4.9 Device charging
Always charge the device before first
use. The initial charge should take
approximately 6 hours.
Place the USB cable (#9) into the device. Place the other
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end of the cable into the USB adapter (#10) and connect
to the electricity supply. The battery and treatment
mode indicator lights (#4, #2) will go on and off, and
then the battery indicator light (#2) will blink green.
Recharge the device fully after each 20 minute treatment,
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and check the battery level before you start a new
treatment.
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