Remington RX5 Ultimate Series Head Shaver (Model XR1500). Performance: Features 5 cutting heads that provide skin-close results (down to 0.2 mm) and can shave the entire head in less than 2 minutes. Battery: Offers up to 50 minutes of cordless usage from a full charge. Convenience: 100% waterproof for wet and dry usage and easy cleaning under running water. Design: Ergonomic textured grip for comfortable handling and contour-adapting flexible blades.