Digital Torque AdapterDigital Torque Adapter For the digital display of the current torque LCD display with backlight Adjustable maximum value with audible and visual confirmation Units of Measurement: Nm, kg cm, Ib in, lb ft For all common manual ratchet wrenches with square grip In a practical storage box Included accessories: 1 adapter (1 2" to 3 8"), 1 adapter (1 2" to 1 4"), batteries included (2 x 1. 5 V AAA) Display Range: 40 200 Nm Resolution: 0. 1 Input Output