Description: 【High Accurate】Achieves an impressive accuracy of ±2.0% clockwise and ±2.5% counterclockwise, supporting both forward and rotation for reliable tightening or loosening applications. 【Versatile Measurement】Offers four selectable torque units (N.m, lbf.ft, lbf.in, kgf.cm), easily switching between them to meet various international standards and industry requirements. 【Alerts】Features a beeper alarm and LED indicator lights that sequentially illuminate when approaching the torque value, providing clear audio visual cues to prevent over torquing. 【Portable Functional】Compact design allows for easy attachment to any ratchet wrench; supports data storage to 999 sets of records, backlight display, view/ functions, presets (-), overload warnings, and more. 【Wide Application】Ideal for automotive repairs, machinery maintenance, bicycle servicing, and inspection fields; package includes digital torque meter, 1/4" adapter, 3/8" adapter, screwdriver, and user manual Size Chart: 4.8cmx8cm/1.89inchx3.15inch Package Includes: 1 Torque Tester; 1x 1/4 Adapter; 1x 3/8 Adapter; 1 Screwdriver; 1 Instruction Manual Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.