This is an automatic paper dispenser from Sensor Paper Vendor. It operates on 3 AA batteries (sold separately) and does not include toilet paper. Compatible paper sizes are approximately 107mm wide, 120mm in diameter, and 36mm core diameter. Do not use wet or highly humid paper, as this may cause paper jams or malfunctions. 【Compatible Sizes】Approximately 107mm wide, 120mm in diameter, 36mm core diameter 【Power Supply】3 AA batteries (sold separately) 【Condition】Unused 【Color】White Thank you.