● in full charge of the one-time 10 hours, if the frequency of use of 2 minutes × 2 times 7 days available one day, in full charge of 10 hours once, you can use with 7 consecutive days. ● When the notice remaining battery power the time charged by the light coming less, let us know by flashing "charging notice lamp". Since the remaining amount of the battery is known, it can be used safely. ● body wash OK. Irregularities little flat design body wash OK. Always clean-to-use way, has become a clean and easy to design. ● With brush stand can clean store the brush in place ● The charging base charging stand compact is a compact size, it does not get in the way even in a limited space of the wash basin.