Digital push-pull force gauge is a small, simple, multifunctional, high-precision push-pull force testing instrument, widely used in electronic appliances, building hardware, light industry textiles, auto parts, chemicals, power machinery, scientific research institutions, etc. It is easy to use and can effectively improve work efficiency. Note: Please read the user manual carefully before use. Specifications: Color: gray-green Material: ABS #43; steel max. Load: 500N/50kg/110Lb/1760oz Resolution: 0.1N/0.01kg/0.1Lb/1oz Sensor: built-in sensor Accuracy: 1% Power supply: 2 * AAA batteries (not included) Working temperature: 5~35 Transportation temperature: -10~60 Working environment: no vibration source around, no corrosion environment Product size: 175g / 6.16oz Product weight: 105 * 60 * 31mm / 4.13 * 2.36 * 1.22in Package size: 18 * 14 * 4.5cm / 7.09 * 5.51 * 1.77in Package weight: 471g / 16.62oz Packing list: 1 * Digital dynamometer 6 * Fixing head 4 * Screw (M4*8) 4 * Screw (M4*10) 8 * Spring washer 2 * Nut (M6) 1 * User manual (English) 1 * Storage box