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Langchen Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for Langchen products.

Tip: include the full model number printed on your Langchen label for the best match.

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Brugermanualer, instruktioner og vejledninger til Langchen-produkter.

Langchen manuals

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LANGCHEN Y18 Smart Watch Brugsanvisning

LANGCHEN Y18 Smart Watch Brugsanvisning

10. juli 2025
Y18 Smart Watch Product Information Specifications Compliance: Part 15 of FCC Rules RF Exposure: General RF exposure requirements met Product Usage Instructions Installation Reorient or relocate the receiving antenna to…
Langchen H23 Smart Watch brugermanual

Langchen H23 Smart Watch brugermanual

13. maj 2025
Langchen H23 Smart Watch Specifications Product Name: Portable Device RF Exposure: General RF exposure requirements met Usage: Portable exposure conditions allowed Product Usage Instructions: Thank you for choosing our Portable…
Langchen Y15 Smart Watch Brugervejledning

Langchen Y15 Smart Watch Brugervejledning

8. april 2025
Langchen Y15 Smart watch Product Introduction APP download and connection: Scan the OR code to download and install the HryFine  APP APP connection method After the watch is turned on,…
LANGCHEN T10 Smart Watch Brugervejledning

LANGCHEN T10 Smart Watch Brugervejledning

11. februar 2025
LANGCHEN T10 Smart Watch APP download and connection Scan the QR code to download and install the *HryFine * APP APP connection method: After the watch is turned on, open…
LANGCHEN A-H23 Smart Watch Brugervejledning

LANGCHEN A-H23 Smart Watch Brugervejledning

2. januar 2025
LANGCHEN A-H23 Smart watch Product Introduction APP download and connection Scan the QR code to download and install the * HryFine * APP APP connection method: After the watch is…
LANGCHEN H19 Smart Watch Brugervejledning

LANGCHEN H19 Smart Watch Brugervejledning

1. januar 2025
Smart watch manual Product Introduction: H19 Smart Watch APP download and connection: Scan the QR code to download and install the "HryFine" APPhttps://www.lhzl666.com/home/qrcode_jump/index/id/2 APP connection method: (1) After the watch…
LANGCHEN TB39 Smart Watch Brugervejledning

LANGCHEN TB39 Smart Watch Brugervejledning

23. december 2024
LANGCHEN TB39 Smart watch   Product Introduction APP download and connection: Scan the QR code to download and install the " HryFine " APP. APP connection method: After the watch…
LANGCHEN Y13 Smart Watch Brugervejledning

LANGCHEN Y13 Smart Watch Brugervejledning

23. december 2024
LANGCHEN Y13 Smart watch Product Introduction APP download and connection: Scan the QR code to download and install the " HryFine ' APP APP connection method After the watch is…
LANGCHEN G21 Smart Watch Instruktionsmanual

LANGCHEN G21 Smart Watch Instruktionsmanual

20. november 2024
LANGCHEN G21 Smart Watch Instruction Manual Product Introduction: APP download and connection: Scan the QR code to download and install the "HryFine" APP (browser, WeChat, etc. can be scanned). APP…