OLYMPUS V-821 Voice-Trek Voice Recorder Built-in Memory: 2GB Maximum Recording Time: 493 hours Battery Life (Recording): 37 hours Battery Life (Playback): 30 hours Power Supply: 1 x AAA alkaline battery (LR03) / 1 x Olympus Ni-MH rechargeable battery (Condition) Tested with batteries for this listing, and power was confirmed to turn on. Other detailed operational checks have not been performed. As shown in the photos, there are some scratches on the screen. I think the condition is good, but please purchase after sufficient confirmation and understanding, as this is stored and inspected by an amateur. Please refrain from purchasing if you are sensitive to details. Returns are not accepted for reasons such as "different from the image." Instant purchase is OK.