Product · United States

Bluetooth BLE single channel dual channel 4 8 channel, relay module ESP32 secondary development board

Product no longer available. The stores we track no longer sell it; last price seen $11.26.

Price history: 2 daily prices tracked since 2026-10-19; lowest $11.26, highest $11.26.

Bluetooth BLE single channel dual channel 4 8 channel, relay module ESP32 secondary development board

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