APPLICATIONS This cordless heavy duty electric shear works like a pair of hand shears only faster, cleaner and easier. Cuts material of up to ½" (12 mm) in thickness, including knitted fabrics, leather, carpet, fiberglass, etc FEATURES A 2-15/16" (60 mm) 10-sided round knife and carbide tipped stationary counter knife. Comes with a sharpening stone mounted in the machine. At the heart of this cutter is it's powerful 9.6 volt brushless motor fed by a heavy-duty NiCad Battery Pack. It recharges in 1 hour and can cut approximately 325 yards (300 meters) of cloth or 350 feet (120 meters) of material on a single charge. For continuous operation, keep a second (optional)battery in the charger. The newly designed knife guard meets international safety regulations. It comes equipped with simple touch sharpener to ensure sharpness at all times. Stops automatically if it slips out of your hand. The shear with battery attached is only 2.5 lbs (1.136 kg.) 11-1/2" (29.5 cm) long.