What is the charging and operating time of the battery?

charging time Approx. 3 hours (*1)
operating time Approx. 1.4 hours (*2)
standby time Approx. 5 hours (*3)

*1 : Measured under the following conditions:
Standby mode, not connected with the smartphone app and using the provided AC adapter.

*2 : Measured executing the looping process below:
[Run forward 2 seconds] > [Run backwards 2 seconds] > [Play an action]  > [Output voice, then repeat sequence]

*3 : Measured under the following conditions:
Using fully a charged battery in standby mode.