Relay shield V2.0 ----------------- ![enter image description here][1] The Relay Shield utilizes four high quality relays and provides NO/NC interfaces that control the load of high current. Which means it could be a nice solution for controlling devices that couldn’t be directly controlled by Arduino’s Digital I/Os. Standardized shield form factor enables smoothly connection with the Arduino. The shield also has four dynamic indicators show the on/off state of each relay. Note: Headers of this product is shipped unsoldered. Features Arduino/Seeeduino compatible Standardized shape design Working status indicators for each relay High quality relays Provides NO/NC interfaces For more detail, please visit: http://www.seeedstudio.com/item_detail.html?p_id=1376?cPath=132_134 [1]: http://www.seeedstudio.com/depot/bmz_cache/4/4a74a0a010fc5b2f86de71a125289c25.image.530x397.jpg