KEYES 5V Relay Module TTL Signal Power Light Transistor Drive with Dupont Line for Arduino Lovers <br /><br />Main Features:<br />● New 5V relay module<br />● Can be used as MCU development board module， which can be used as a home appliance control<br />● 5V and 12V TTL control signal<br />● DC or AC signal control， can control 220V AC load<br />● There is a often opened a normally closed contact<br />● Has a power light<br />● With control indicator light， and bright， disconnect is not bright<br />● Triode driven increase relay coil， feet high impedance control<br />● Have a drop-down circuit， control foot， to prevent the impending relay misoperation<br /><br />    Specifications<br />General<br />  Type: KEYES 5V Relay Module                                                  <br />                        Compatibility: Ardunio                                                 <br />Weight and Size<br />  Product Weight: 0.017 kg                                                  <br />                        Package Weight: 0.026 kg                                                  <br />                        Package Size(L x W x H): 9.00 x 8.00 x 2.50 cm / 3.54 x 3.14 x 0.98 inches                                                 <br />Package Contents<br />  Package Contents: 1 x KEYES 5V Relay Module， 1 x Dupont Line                                                 <br /><br /><br /><br />                                                                                            <br />