Dynamometer Gauge, Maximum Force Measured 250 g-force, Minimum Force Measured 50 g-force, Force Resolution 0.1 Kg, 0.1 lb, 1 N, Force Accuracy +/-10 g, Measuring Units g, Display Type Analog, Analog Display Graduation 1, Includes (2) Handles, AC Adapter, Carrying Case and Instructions, English Thread Adapter, RS-232 Output Cable, Digital Display Screen Type LCD, Number of Records Stored 0, Auto Power Off Yes, Manufacturer Warranty Length 90 day WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov -