This rechargeable clipper can be used without the cord for freedom of movement or with the cord when charge is low. The detachable, high carbon steel blades are precision ground to stay sharper longer and are easily snapped on and off for thorough cleaning and replacement. Complete with 10 attachment combs and a soft storage case the 9655 makes home hair cutting easy. About WahlIn 1919 Leo J. Wahl invented the first practical electric hair clipper. From the first conceptual designs, right through to manufacturing products in factories in the USA and Europe, Wahl maintains the ideals Leo J. Wahl set in place over 90 years ago. Wahl have created a range of products which offer high power and high-quality. Wahl blades are engineered using high precision grinding technology ensuring the ideal cutting performance. The consistency and sharpness of each tooth on the precision ground blade creates a better cut that is more even and better quality than any competitor using stamped blades.