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3D PDF PR30 B
or protected indoor coverage
The product parameter table lists 72 V input voltage
Triggers LED flashes 💡
M5Stack CardKB2 Keyboard Unit (ESP32-C61) 2.9 inch 3D PDF PR30 BDescription The M5Stack CardKB2 is a card sized 42 key keyboard unit for portable text input, embedded HMI control and wireless interaction. It is built around the ESP32 C61HF4 and supports 2. 4GHz Wi Fi 6 plus BLE wireless communication. The preloaded firmware lets this ESP32 C61 keyboard work through I2C, UART, BLE HID or ESP NOW. It includes an HY2. 0 4P expansion interface, a USB Type C port for power and firmware flashing, an RGB status LED,
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