Unlimited Cordless Runtime You don’t quit. Neither should your tools. For the first time ever, this is the power of UNLIMITED cordless runtime. BaBylissPRO SnapFX Hair Trimmer is a revolutionary trimmer with a patent-pending, industry-first dual battery system. Effortlessly snap in/snap out high capacity battery cartridges while you work. Charge one cartridge while using the other, enabling you to cut as long as needed, client after client. A trimmer with ZERO downtime! Constant speed and torque technology. High torque brushless 7200 rpm motor combines with black DLC deep tooth, zero gap adjustable 360° exposed t-blade. The trimmer which keeps going as long as you do!