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The NodeMCU-32S is an open-source IoT development board built around the ESP-WROOM-32 module, featur..
$3.55 Ex Tax:$3.55
The AB-02 is a general-purpose Bluetooth Low Energy (BLE) module from Ai-Thinker, designed for Inter..
$1.85 Ex Tax:$1.85
The HC-05 is a serial Bluetooth transceiver module built around the CSR BC417 chip, designed to add ..
$2.46 Ex Tax:$2.46
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