Features： 1、Clear Large Screen: The digital torsion gauge adopts a clear large screen with backlight function, holding down the power key and + key at the same time to turn on or off backlight. 2、Torsion Display Range: The digital torsion meter has a display range of 0.9‑30N.m, with a clockwise torsion accuracy of 2% and a counterclockwise torsion accuracy of 2.5%. 3、Buzzer Alarm Range: Applying reached 80% of the preset, the warning lamp flashes and intermittently beeps. At 100 percent, warning lamp is steady on and rings for a long time. 4、1/4 Inch Drive: This torsion tester is equipped with 1/4 inch connector, can be paired with a ratchet wrench, bent rod, sliding rod, F type strong wrench, L type wrench, etc. 5、Other Functions: This torsion meter supports working mode settings and 4 units conversion, powered by 2 1.5V AAA batteries (not included), convenient and practical. Specification： Item Type: Digital Torsion Gauge Minimum Graduation Value: 0.01N.m Display Range: 0.9-30N.m Preset Range: 1.8-30N.m Connection Head: 1/4 Alarm Range: 80-100 Percent Torsion Accuracy: Clockwise 2%; Counterclockwise 2.5% Battery: 2 x 1.5VAAA Battery(not included) Package List： 1 x Torsion Gauge 1 x User Manual 1 x Storage Box