Item Type: Relay Module Polarity Reversal Switch Board <br>Description: <br>DR21A01 5VDC 1 channel DPDT relay board <br>Working Voltage: DC 5V <br>Working Current (Relay Connected): 35MA <br>Standby Current (Relay Closed): <1MA <br>Input Control Signal Voltage: <br>0V-0.6V Low Level (Relay Closed), <br>0.6V-2.4V (Unknown State). <br>2.4V-24V High State (Relay is ON). <br>Input Control Signal High Current: <br>2.4V: 0.15MA <br>5V: 0.5MA <br>12V: 1.2MA <br>20V: 2MA <br>Relay Load: 1A 125V AC; 2A 30V DC<br>1、This is a compact reverse polarity switch module that can be used to change the polarity of output terminals 5 and 6. <br>2、The most common use is to change the direction of a DC motor. <br>3、Once power is supplied to the control voltage (terminals 1 and 2), the relay is activated and the output terminals of 5 and 6 will change polarity. <br>4、The product has strong safety performance and high cost performance. <br>5、Made of quality material, safe and practical, durable for use.1 x Relay Module Polarity Reversal Switch Board