Basic usage and settings:

1. Turn on the printer

Press and hold POWER/SETTING button for 2 seconds to turn on the printer.

2. Paper feed

Press POWER/SETTING button,paper will be delivered first.

3. Detection of 'Lack of paper' and 'Cover open'

'Lack of paper' and 'Cover open' status can be detected by the printer in either situation,the printer does not response.

4. Low on battery

The printer has low poer detection and protection functions.When the printer is low on battery,it will shut down automatically.

5. Get APP

Download the app "NiiMbot" from apple store/google play.

6. Note:

The B21 thermal label printer can only print out black color.

Connect the Bluetooth via "NiiMbot" app, not on the phone system.

Please use the template which recognized by the label maker to edit.

Please use a charger directly while you need fully charging the label maker.

It is not recommended to stick the label directly on clothes or other fabrics. Rubbing and washing will affect the stickiness of the label and cause it to fall off.

It is made of high quality ABS, with a retro look which can be widely used in supermarkets, stores, clothing, jewelry, small business owners, office & home organizations.