Langchen Manuals & User Guides

LANGCHEN M8 Smart Watch Instruction Manual

April 27, 2026

LANGCHEN M8 Smart Watch Adapt To Platform Requirements Android 5.0 and above mobile phones IOS 9.0 and above mobile phones Support Bluetooth App Download Method IOS/Android phone users: scan the above QR code to download and install the application. Android:…

Brand: Langchen

LANGCHEN T9 Smart Watch User Manual

January 12, 2026

LANGCHEN T9 Smart Watch Specifications Product: Smart Watch T9 Model: TJXUOJ Color: Black Weight: 100g Dimensions: 3 x 2 x 0.5 inches Adapt to platform requirements Android 5.0 and above mobile phones IOS 9.0 and above mobile phones Support Bluetooth…

Brand: Langchen

LANGCHEN Y18 Smart Watch Instruction Manual

July 10, 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 ensure optimal signal reception. Ensure there is sufficient separation…

Brand: Langchen

Langchen T6 Smart Watch User Manual

June 14, 2025

T6 Smart Watch This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 0cm between the radiator and your body.

Brand: Langchen

Langchen H23 Smart Watch User Manual

May 13, 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 Device. Below are detailed instructions on how to use the…

Brand: Langchen

Langchen Y15 Smart watch User Guide

April 8, 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, open Settings General About This Machine. and check the wireless…

Brand: Langchen

LANGCHEN T10 Smart Watch User Guide

February 11, 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 Settings -- General -- About This Machine, and check the…

Brand: Langchen

LANGCHEN A-H23 Smart watch User Manual

January 2, 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 turned on, open Settings -- General -- About This Machine,…

Brand: Langchen

LANGCHEN H19 Smart Watch User Manual

January 1, 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 is turned on, open Settings -- General -- About This…

Brand: Langchen

LANGCHEN TB39 Smart watch User Manual

December 23, 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 is turned on, open Settings -- General -* About This…

Brand: Langchen

Dongguan Langchen Technology T7 Smart Watch User Manual and Safety Information

User manual • September 12, 2025

This document provides the user manual and essential safety compliance information for the Dongguan Langchen Technology T7 Smart Watch, including FCC radiation exposure guidelines.

Brand: Langchen