Digital Torque Adapter with Buzzer & LED Flash Notification 1/2” Drive 3 Units Switchable Portable Torque Meter Durable

There are 3 types, RM-135, RM4-200, RM4-340, selecting based on your needs. Used with a common ratchet wrench as a digital torsion wrench with the same function as a digital torsion wrench. Three torque units : kgf.for cm, N.for m, lbf.in, it can be switched freely. With power saving function,it will automatically shutdown after 60 seconds without being used. This product is fully functional, compact and easy to carry, cost-effective, widely used in machinery, aviation, railway, maintenance, testing and other fields.