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HLK-B20 Serial TTL to BLE Bluetooth Module 4.2 Small Size Low Power Wireless Serial Transparent Bluetooth
HLK-B20 Serial TTL to BLE Bluetooth Module 4.2 Small Size Low Power Wireless Serial Transparent Bluetooth
HLK-B20 Serial TTL to BLE Bluetooth Module 4.2 Small Size Low Power Wireless Serial Transparent Bluetooth
HLK-B20 Serial TTL to BLE Bluetooth Module 4.2 Small Size Low Power Wireless Serial Transparent Bluetooth
HLK-B20 Serial TTL to BLE Bluetooth Module 4.2 Small Size Low Power Wireless Serial Transparent Bluetooth
HLK-B20 Serial TTL to BLE Bluetooth Module 4.2 Small Size Low Power Wireless Serial Transparent Bluetooth

HLK-B20 Serial TTL to BLE Bluetooth Module 4.2 Small Size Low Power Wireless Serial Transparent Bluetooth

(5.0)
US $ 0.96
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Cheap And Discounts HLK-B20 Serial TTL to BLE Bluetooth Module 4.2 Small Size Low Power Wireless Serial Transparent Bluetooth Wholesale. Buy Directly From Merchant Shop1103588976 Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.

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