Power supply AC 90-250V,DC 10-30V,DC 5V Load current 150mA Residual voltage DC2 wire:≤6V AC 2wire≤10V DC 3/4 wire ≤2.5V Consumption current ≤15mA Detect object 7×7×1 A3 iron Repeat accuracy ≤3% frequency Flush:1200Hz Non-flush:1000Hz Ambient temperature -20...70℃ Shell material Copper Protection grade IP67 Temperature drift ≤±10% Protection circuit Reverse polarity Indicator LED Hysteresis 1...20% Connection PVC Cable 2m Housing size ¢6.5×40 http://www.sensorsfactory.com/