Philips SHAVER Series 9000 S9161/32, Silver, Buttons, SH90, 2 year(s), AC/Battery, 1 h Philips SHAVER Series 9000 S9161/32. Product color: Silver, Control type: Buttons, Shaving head replacement(s) model: SH90. Power source: AC/Battery, Charging time: 1 h, Fast charging time: 3 min. Quantity per pack: 1 pc(s). Handle(s) features: Ergonomic. Battery technology: Lithium-Ion (Li-Ion)