Philips ExpertClean 7300 HX9610/17 Sonic electric toothbrush with app, Adult, Sonic toothbrush, Deep clean, Gum care, Black, Black, Ergonomic Philips ExpertClean 7300 HX9610/17 Sonic electric toothbrush with app. Purpose: Adult, Toothbrush type: Sonic toothbrush, Teeth brushing modes: Deep clean, Gum care. Power source: Battery, Battery type: Built-in battery, Battery technology: Lithium-Ion (Li-Ion). Number of handles included: 1 pc(s), Number of brush heads included: 2 pc(s)