Product Description The Pro-One Zero is your ultimate finishing tool designed for blending bald fades, cleaning up hair and neck lines, eliminating stray hairs. Dual hypoallergenic foils Integrated trimmer captures longer hairs. Use on wet and dry hair, stainless steel blades. Turbo rotary motor, high speed 10,000 rpm of power 120min cordless run time, world-wide dual voltage Led battery status level display. Lithium-ion rapid charge battery 1 year warranty Use with cord or cordless.