Ekaah supplies digital torque wrench from the sensors range of futek advanced sensor technology, a us based company.
This wrench comes with some unique features. Apart from the digital display of the torque in ft.Lb, in.Lb and nm, they have 2 modes of operation. The track mode where one can set the torque limit with some fixed tolerance and while the led displays guide the operator for under/within/over the limit for precise tightening. In the peak mode, the peak value of the torque is held. The power source is inbuilt battery [or] external power.