Torque Accuracy: ±2% CW and ±3% CCW, 20-100% of full scale; ±4% CW and ±6% CCW, 10-19% of full scale; ±4% CW and ±6% CCW, 10-19% of full scale; 10% CCW from 5-9% of full scale (TECH Z only);
Manual preset and automatic track and peak hold modes;
Torque units conversion: N•m, ft-lb, in-lb;
Audible (tone) and tactile (vibrating handle) preset alerts;
Display resolution: 0.1 ft-lb, 0.1 N•m, 1 in-lb
Each button has only one function (power on, preset increase, preset decrease, unit of measure select);
Comfortable, non-slip grip;
Stand on handle bottom keeps tool from rolling off flat surface;
Sealed flex-head ratchets move ±15°;
Low battery indicator and auto shut off (after two minutes idle);
Uses (3) AA lithium batteries (included).