- The item is a 5V 1-channel relay interface board and it can be controlled directly by a wide range of microcontrollers such as Arduino、 AVR、 PIC、 ARM and so on.<br />- 1-Channel Relay interface board<br />- Equipped with high-current relay : DC 30V、 AC 250V、 30A<br />- Standard interface that can be controlled directly by microcontroller (Arduino、 8051、 AVR、 PIC、 DSP、 ARM)<br /><br />                                                                                                                                Dimensions: 1.85 in x 1.46 in x 0.83 in (4.7 cm x 3.7 cm x 2.1 cm)<br />Weight: 1.16 oz (33 g)<br /><br />