Powerbuilt 1/2 inDrive Digital Torque Adapter ALT940759

Converts any ratchet into a torque wrench 3 color LED light indicator and progressive audio notification whenreaching specified torque -helps prevent over torqueing 4 torque measurement settings (Ft-lbs, in-lbs, Nm, Cm-Kg) Can be used as a calibration device for existing torque wrenches Memory feature records last 50 torque value readings Both peak and trace settings Storage case included Range: 29.5 – 147.6 ft.lb (40 – 200 Nm)