Braun SyncroPro 7765, Foil shaver, Blue, Silver, Nickel-Metal Hydride (NiMH), 2 x NiMh, 5 min, 100 - 240 V Braun SyncroPro 7765. Shaver system: Foil shaver, Product color: Blue, Silver. Battery technology: Nickel-Metal Hydride (NiMH), Battery type: 2 x NiMh, Fast charging time: 5 min. Connectivity technology: Wireless, Cordless operation: 50 min