Mechanical Force Gauge, Maximum Force Measured 20 lbf, Force Accuracy +/-0.2 Percent FS, Measuring Units lb, Display Type Analog, Analog Display Graduation 0.1, Includes Carrying Case, Large Hook and Large V-Hook, Digital Display Screen Type No Display, Auto Power Off -, Interface -, Manufacturer Warranty Length 2 yr, Gauge Adapters Included Chisel, Cone, Extension Rod, Flat Head, Hook, Power Source Battery, Batteries Included No, Battery Run Time 100 hr