The Matco Tools 1/2" Drive Flex Electronic Torque Wrench 15-300 ft-lbs, No. ETWC300FKA, features four torque alert modes (LCD display, dual progressive LEDs, audio alert, and vibration) and a flex head design for control in tight spaces. According to the company, the torque wrench eliminates the need for angle meters for applications specified by manufacturers and is fully programmable to get the job done fast, with nine preset modes to speed through repeat applications.