Amazon offers ACDelco Digital Torque Adapter with Buzzer for with free shipping.

Product Description:
When it comes to precise & professional fastening, ACDelco offers the most complete line of digital torque wrench products. All our digital torque wrenches/Adaptor are made with sturdy materials and calibrated in production process to ensure the best quality products will be on your hand
Torque Adaptor Key Features Includes;

• Various drive size selection: 3/8" & 1/2"
• Wide range of torque range fits every applications: as low as 3 ft-lbs, or as high as 250 ft-lbs
• Professional grade features: On top of Peak/Track Modes, Calibration Mode (ARM302-4S)
• High Accuracy: up to ±1.5%, * Accuracy rating applies from 20% to 100% of max. torque