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Holiday Notice: Elecrow will be on National holiday from October 1st to 5th (GMT+8). You may still place orders of products and manufacturing services as usual, and we will resume production and shipping by October 6th.
【Bluetooth Module】Low power consumption, easy to use, designed for transparent wireless serial connection setup
【BT Version】Bluetooth Specification V4.0 BLE
【Operating Frequency】2.4GHz ISM band