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Products Readymade Sensor Modules » OSC739F     Technical Specifications  MCU processing Auto temperature compensation Digital signal radio transmission Energy-saving function Low battery indication Pulse count optional Alarm output N.C./N.O. Optional LED ON&OFF optional High Density SMT Design,high EMI/RFI immunity Operating Voltage: 1*3.6V 1/2AA Li battery Operating temperature: -10~ 50 Detecting angle: 110� Power consumption: alarm:≤15mA; standby:≤8uA