+92 333 2400957 any technical assistance. ship via EMS UPS DHL FEDEX with tracing number and take about 10 to 30 days to delivered any where in the world. READ SWITCH BASED MAGNETIC PROXIMITY SWITCH MORE DETAIL PLEASE SEE PICTURE MAKE NA CO LTD MODEL RS-1NO NORMALLY OPEN CONTACT * Magnet detection type * Cylinder shape, enabling to adjust working distance after insallation * No power supply required for driving the switch * "Zero" power consumption because of using reed switches * RoHS compliant * Japan made Contact status Normally open Working characteristic (at room temperature)Working distance 12 ± 2 mm Standard control magnet RSM-A (option) Use conditionsUsage Detecting magnet Operating temperature - 10℃ to +80℃ Electrical characteristicsSwitching voltage 1 to 200 VAC 1 to 200 VDC Maximum switching capacity 50 VA AC 50 W DC Operating current 10 µ - 0.5 A AC 10 µ - 0.5 A DC Electrical life 1×106 times Life with 95% reliability (200 VAC, 200 mA resistance load) OthersIngress protection IP67