Change the text on the badge through Bluetooth Low Energy (BLE)
How to use it?
Press the power button to switch on.
Press the button below the power button to change text.
To flash new text through the app, turn on the bluetooth function by pressing the power button for 3 seconds when it is powered on.
- Charged via micro-USB
- 11 LEDs per column
- Attachable through magnets or safety pins
- 200MAH 3.7V rechargeable built-in battery
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