- Join the i-revolution with the next generation of stubble control technology. The i-stubble gives guys total control over facial hair, with cord/ cordless operation, 24 electronic length settings and a unique floating contouring head that tracks every curve of the face. Superior comfort, with advanced ultra-sharp titanium-coated and electrochemically formed blades that take precision to a whole new level. The ergonomic design provides easy control and complete comfort. 24 settings with precise automatic adjustments for ultimate length control. Rapid charging system (with Quick Charge). Unique floating contouring head tracks the curves of your face. Advanced ultra-sharp electrochemically formed blades. LCD screen displays selected length and charge level. Protective guide comb delivers ultimate length consistency. 1 year limited warranty. Model BPSS1.