FORCE GAUGE The Extech Digital Force Gauge uses an exclusive load cell measurement transducer to calculate push/pull data in kilograms, pounds, ounces, or newton units. The 5-digit digital LCD features a reversable display to match any viewing angle. The gauge includes a selectable fast/slow response, zero adjust push-button and peak hold switch, and overrange, low battery, and advance function indication. Model 475040 features 5000g, 176oz, and 49 newtons measurement capacity. Model 475044 features 20kt, 44lbs, and 196 newtons push/pull measurement capacity. This instrument is ideal for a wide variety of applications in the electronics, automotive, chemical, plastics, and machinery industries. Specifications:  Range: 44 lbs, 20kg, 196 Newtons Accuracy: ±(0.5% + 2 digit) Resolution :0.01lbs, 0.01kg, 0.05 Newtons Overload capacity: 30kg Display: 5 digits, 0.4" (10mm) LCD display Update rate: Fast mode 0.2 secs; Slow mode 0.6 secs. Full scale deflection: 2.00mm Transducer type: load cell Peak hold: freezes max reading on display Power supply: six 1.5V AA (UM-3) batteries or DC 9V adaptor (not included) Weight: 1.2 lbs (551g) Size: 8.9 x 3.3 x 1.5" (227 x 83 x 39mm)