Warning: Keep the USB cable and the USB power source dry.
Charge the appliance before first use and when the battery status indicator shows that the battery is almost empty.
When the appliance has charged for 60 minutes, it has a cordless operating time of up to 60 minutes (BT3233, BT3234) or 90 minutes (BT3238, BT3239).
- Make sure that the appliance is switched off.

- Insert the small plug of the USB cable into the socket in the bottom of the appliance.

- Insert the USB plug into the USB power source (not included).

- Insert the USB power source into the power outlet.
- After charging, remove the USB power source from the power outlet and pull the small plug out of the appliance.
Quick charge
After approx. 5 minutes of charging, the appliance contains enough power for one cordless trimming session.
Optimizing battery lifetime
When you have charged the appliance for the first time, we advise you to use it until the battery is completely empty. Continue to use the appliance until the motor almost stops running during a session. Then recharge the battery. Follow this procedure at least twice a year.
Battery status indicator
- When the battery is almost empty, the battery charge indicator flashes orange.
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- When the appliance is charging, the battery charge indicator flashes white.
- When the battery is fully charged, the battery charge indicator lights up white continuously.
Note: Approx. 30 minutes after the battery is fully charged, the battery status indicator switches off automatically.