Power Input: 220V(US PLUG). Power Supply Type: USB external power supply / lithium battery power supply (built-in battery). This electronic piano can be used as an external power source with the included USB charging cable, or it can be powered by a lithium battery. 1 x English User Manual. Do not split any part of the electric piano.Do not place the electric piano in a hot or humid place. The electric piano cannot be placed in a place with strong electric waves, so as not to affect the function of the electric piano. If the sound is abnormal or the keys fail, please turn on and off the machine again to restore the original settings. If the battery voltage is low, there may be problems such as abnormal sound and keyboard failure. Please charge it in time.
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A If you receive a defective item, you may return it or ask for a discount. Due to time zones, our reply to your questions may not be immediately. If it's non-workdays, please kindly be patient and wait till Monday. This item is in the category "Musical Instruments & Gear\Pianos, Keyboards & Organs\Electronic Keyboards". The seller is "helloautoparts2017" and is located in this country: US.This item can be shipped to United States.