A: Hi Portable keyboard, thanks for reaching out about the Casio SA-81 44-Key Mini Portable Keyboard Black. The Casio SA-81 44-Key Mini Portable Keyboard or batteries are not chargeable. If you have any additional questions, we welcome you to contact MyTGTtech at 833-848-8324 every day, between 7 am-11 pm CST.

A: Power using batteries or AC power supply (batteries/AC adaptor sold separately). [AC Adaptor] AD-E95100L (DC 9.5V) [Batteries] AA-size alkaline batteries x 6 (Approximately 12 hours continuous operation) AA-size rechargeable nickel metal hydride batteries x 6 (Approximately 10 hours continuous operation)