1/2/4/8 Channel USB Control Switch Relay Module

Onboard square USB interface, stable connection

1 Channel 5V size:56.2*25mm,weight: 19g
2 Channel 5V size:56.2*41.1mm,weight: 32g
4 Channel 5V size:72*65.2mm,weight: 67g
4 Channel 12V size:72*65.2mm,weight: 67g
4 Channel 24V size:72*65.2mm,weight: 67g
8 Channel 12V size:96.6*72.1mm,weight: 110g
Product features:
1.Adapt square Usb interface,stable connection.
2.Adopt important high performance Usb contriller chip.
3.The use of special relay drive chip ULN2803,relay work more stable .
4.Military grade PCBboard production.
5.Control terminal connection mode:NC/COM/NO.