

Mini Label Printer
User Manual
Specifications
| Product Model | L15 |
| Size | 80x80x40mm |
| Weight | 134g |
| Resolution | 203dpi |
| Interface | USB-C |
| Battery Capacity | 1200mAh |
| Input | 5V |
| Effective printing width(Max) | 15mm |
| Printing Method | Thermal |
Packing list

Product diagram

Indicator Description
| index | State | illustrate |
| green | Light | The printer is in normal condition; Power on and charge, fully charged; Shut down and charge, fully charged; |
| green | Flicker | Power on charging (not fully charged); |
| red | Light | Fault status, including but not limited to print head overheating and paper shortage |
| red | Flicker | Shut down and charge (not fully charged); |
| blue | Light | The printer is in normal condition and Bluetooth is connected; |
Basic usage and settings
- Turn on the printer by pressing and holding down the power/button for 3 seconds.
- Paper feeding Press the power/settings button, and the paper will be output by double clicking.
Label paper: A label paper can be printed from the machine,located between two label papers, and can be torn off along the gap Black label paper: Tear open the label along the black mark.
Continuous paper: Send 10mm paper. - The printer can detect a “paper shortage” status.
In this case, the printer does not respond. - Insufficient battery power The printer has a low battery detection function, and when the printer’s battery is low, the indicator light flashesred and alarms.
- BT connection
When connected via BT, the mobile app will display corresponding instructions. - When the printer is plugged into the power adapter,the red light is on.
- Cancel printing by long pressing the power button.
Installation of consumables
Please open the paper compartment cover and put the printing paper on top of the printer. After closing the paper compartment cover, the printing paper will exposea short section of the printer, as shown in the figure:
Note: If the paper is laid in reverse, the printer will print a blank space.

App download and settings
Mobile Download
Search“Luck Jingle”in the App Store

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| https://apps.apple.com/us/app/id1515245571 | https://play.google.com/store/apps/details?id=com.dingdang.newprint&hl=nl&gl=US |
Set up
Double-click the power button, the printer will print out the QR code of the bound device; add a device through the App, scan the QR code to connect the printer ( Note: Do not search for BT printer connection in the BT settings of the mobile phone.)
Safety and precautions
- There is a built-in lithium battery, please do not use it in the environment with temperature higher than 40°C ; keep away from fire and other heat sources, and do not place it in the hot sun, such as closed car;
- Children should be charged and used under the supervision of adults.After full charge, please make sure to pull out the charging cable in time toprevent overheating, short circuit or fire;
- Do not put the product in fire or water to avoid battery short circuit or fireor burn;
- The operating temperature range is 0°C to 40°C, please do not exceedthe recommended temperature range;
Power on status, continuously press the power button 6 times, calibrate the label paper
Trouble shooting guide
- If there is no content on the paper when printing Check the paper is loaded in right direction;lf it is in the right direction, print the self-test page and check;lf the self-test page cannot be printed, the printer is malfunctioning:If the self-check page is correct, check the paper or App;
- Print blurry
Check the default print density for the best print results;Check if there are horizontal lines or only part of the content can beprinted;Check to see if the print head is blocked and clean it with alcohol;if the print quality is not good, please use the original paper series; - A paper shortage error message is displayedCheck whether the printer is out of paper;if not, make sure the cover is locked correctly (loose pages may causethe printout to shift or Paper test failed);
- Printing stops unexpectedly
In order to ensure the reliability of the printer, multiple protectioninstructions are designed;The printer will stop working due to lack of paper, data errors, excessive temperature, or low battery power; Follow the prompts on the application to analyze the problem.
Only one side of the printing paper can be printed. Please place theprinting paper in the correct direction.
FCC Statement
- This device complies with Part 15 of the FCC Rules. Operation is subject to thefollowing two conditions:
(1)This device may not cause harmful interference.
(2)This device must accept any interference received, including interference that may cause undesired operation - Changes or modifications not expressly approved by the party responsible forcompliance could void the user’s authority to operate the equipment.
Note: This equipment has been tested and found to comply with the limits for a class Bdigital device,pursuant to Part 15 of the FCC Rules. These limits are designed to providerea sonable protection against harmful interference in a residential installation.
This equipment generates uses and can radiate radio frequency energy and,inot installed and used in accordance with the instructions,mayharmfucauseinterference to radio communications.However,there is no guarantee that interferenceWll not occurina particular installationif this eauipmemt does cause harmfuinterference to radio or television reception,which can be determined by turning theequipment off and on,the user is encouraged to try to correct the interference by one ormore of the following measures.
- Reorientor relocate the receivina antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which thereceiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
The device has been evaluated to meet general RF exposure requirement
The device can be used in portable exposure condition without restriction.
Documents / Resources
![]() | L15 Mini Label Printer |
References
- 5.BT5.bt
- User Manualmanual.tools


