J-DEAL&reg; Professional 4D Satiny Smooth Rechargeable Shaver Shaper 360Systemic waterproof particularly good rust resistance 4D Individually floating veneer foil Streamlined slip handle A great gift, the shaver with up to 60 minutes of shaving after an 8 hour charge Two built-in lithium battery 1200mAh Built-in circuit board contacts are gold-plated greatly enhance the machine's performance and life