DC 4.5V-30V Voltage Comparator Module, Overvoltage Undervoltage Overload Protection Module Dual Voltage Signal Comparison 3 Working Mode auspowers_batchfour LUXURIOUS 2-PLY LUNCHEON NAPKINS: Elevate

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DC 4.5V-30V Voltage Comparator Module, Overvoltage Undervoltage Overload Protection Module Dual Voltage Signal Comparison 3 Working Mode auspowers_batchfour LUXURIOUS 2-PLY LUNCHEON NAPKINS: ElevateDC 4. 5V 30V Voltage Comparator Module, Overvoltage Undervoltage Overload Protection Module Dual Voltage Signal Comparison 3 Working Mode welcome to my store , Hope you have a pleasant shopping trip! Function: 1>. The reference voltage can from input work voltage. The working voltage determines the reference voltage. The reference voltages range is 0~18V if input work voltage is 18V. 2>. Function 1: Input Compared Voltage A from IN+ and reference