3 in 1 Soil EC.TDS Meter EC Range 0-10000us/cm (0-10ms/cm) TDS Range 0-10000ppm Temperature Range -50°C-70°C (-58°F-158°F) EC Resolution Ratio 10us/ cm (0.01ms/cm) TDS Resolution Ratio 10ppm Temperature Resolution Ratio 0.1°C (0.2°F) EC / TDS Accuracy ± 2 % FS Temperature Accuracy ±1°C (±2°F) package size: 12X11X10 cm gross weight: 0.200 kg ORIGIN: GABY INSTRUMENTS