Looking for Answers about GearWrench Electronic Torque Wrench - 1/2in.-Drive, Model# 85071?

The Electronic Torque Wrench provides ±2% accuracy clockwise and ±3% accuracy counterclockwise, better than the ±4% accuracy of mechanical torque wrenches. U.S.A. Drive (in.): 1/2, Pieces (qty.): 1 Electronic torque wrench Provides ±2% accuracy clockwise and ±3% accuracy counterclockwise, better than the ±4% accuracy of mechanical torque wrenches Easily converts between three units of measure: ft.-lbs., in.-lbs. and Newton-meters (Nm) Provides both audible and visual cues Easy-to-read traffic light indicator tells the technician how close he is to his target and precisely when its reached Backlit LCD screen Thin-profile Sealed teardrop ratchet head for better access and increased strength 60-tooth gear with 6° ratcheting arc Slip-resistant knurled aluminum grip U.S.A.