The above picture is 350 kilograms sensor, length 150mm, width 40mm, thickness 25mm. Applicable wire nail 8 * 30mm. Commonly used in the 300 kg scale Note: The default 350kg Sensor parameters: Rated output 2.0 mV / V ± 5% Nonlinear 0.02% R.O. Hysteresis 0.02% R.O. Repeatability 0.02% R.O. Creep / zeroing (30 minutes) 0.02% R.O. Temperature Effect on Output 0.002% R.O. / °c Zero temperature 0.003% R.O. / °c Zero Balance ± 0.0200 mV / V Input impedance 410 ± 15 Ω Output Impedance 350 ± 5 Ω Insulation Resistance 5000 MΩ / (50VDC) Safety overload rate 150% R.O. Ultimate Overload rate 200% R.O. Operating Temperature Range -20 ~ 60 °c Recommended operating voltage 5 ~ 12 VDC Maximum operating voltage 15 VDC Material Aluminum Protection class IP66 / IP67 Wiring Red S - Black E - Green S + White E + [E: Power, S signal]