AGPTEK U3 USB Stick Mp3 Player, 8GB Music Player Supports Replaceable AAA Battery, Recording, FM Radio, Expandable Up to 128GB, Black

Features:

• REPLACEABLE BATTERY: Never worried about power, replace at any time with 1 AAA Battery(Not included). The battery capacity of different brands may influence the battery life of the player. NOTE: The replaceable battery should be out of the device to transfer files. The battery icon will show empty after about 10H but still can work for a few hours.
• USB DESIGN: No Cable needed, you can directly connect with PC to transfer files.USB 2.0 providing high speed transfer,Could be used as a flash dr