This is an electric toothbrush that uses sonic vibrations and an ultra-fine bristle brush for effective oral care. - Brand: LION - Model Name: Denta Systema - Features: Ultra-fine bristle brush - Power Source: Uses one AAA battery - Function: Sonic vibration - Size: Approximately 22.5cm This item is new and unused, but has been stored at home, so please refrain from purchasing if you are concerned about this. Please check the images carefully and consider purchasing if you are satisfied. Thank you for looking.