Mechanic37 Combo of 2 Channel 5V Relay Module 10A With Arduino Uno Compatible Board Electronic Components Electronic Hobby Kit

Combo of 2 Channel 5V Relay Module 10A With Arduino Uno Compatible Board.2-Channel Relay interface board, Just use 5V input signal to control. You can do some simple design about it. This module can be used with Arduino compatible Special Sensor Shield V4.0. Each relay has a normally open, normally closed contact group. It can control various appliances and other equipments with large current. Specifications : Size: 3.9cm x 5.1cm Materials: PCB board and electronic components Package included : 1 x 5V 2-Channel Relay Module Shield.