BaBylissPro all metal FXONE GOLDFX FX79FSG interchangeable battery system dual foil shaver with One Battery System. The GOLDFX FXONE features an all-metal housing. Powered by a high-performance dual bearing 10,000 rpm brushless motor. A snap-in high-capacity lithium-ion battery pack provides up to 4 hours run time. Shaver includes dual-voltage charging base and snap-in battery.