You connect the BATTERYBOKS 2 to the CHARGER 2, by inserting the battery cord (BATTERY DC PLUG) to the charger cord (CHARGER DC PLUG). The average time for the BATTERYBOKS 2 to be fully charged and ready to use is 3.5 hours.
When charging, the LED of the CHARGER 2 will turn red.
When fully charged, the LED of the CHARGER 2 will turn green.
When charging, the LEDs on the BATTERYBOKS 2 will blink.
When fully charged, the LEDs on the BATTERYBOKS 2 will stop blinking and eventually shut-off.
You can only charge the SOUNDBOKS when the BATTERBOKS is inserted, but the SOUNDBOKS will still turn on when connected to the charger as the sole powersource.
Keep in mind it is possible to charge the BATTERYBOKS 2, with the CHARGER 1, and BATTERYBOKS 1, with the CHARGER 2. However we do always recommend using compatible products.