L.T.F. JW901 User Manual

Special anouncement

The document contains proprietary information of J.TOUR product and is not be di sclosed or

used without the prior written permission of L.T.F communication Equipment and Technology Co.,

LTD and released authorization letter in offical website. The product appearance is supervised by

the company 30 Rui Tong.

L.T.F communication Equipment and Technology Co., LTD ownes the J.TOUR brand. Due to

update and improvment of J.TOUR products and technologies, information in this document is

subjected to change without notice. Login in J.TOUR’s official website: http://www.jtour.xin or call the

global operations center line: 400-900-8650 for more detailed instructions.

Dual mode positioning and timing based on beidou satellite.

Beidou satellite navigation and positioning system is Chinese own developed regional active 3d

satellite positioning and communication system (BDS). The satellite navigation system is an important

space infrastructure that combines the the advantages of traditional astronomical and ground radio

navigation and positioning. It plays an important role in

surveying, telecom, water conservancy, road traffic, railway transportation, fishery production,

exploration, forest fire prevention, national security and many other fields. To build the independent,

open and inclusive, advanced technology and reliable global beidou satellite navigation system, can

promote the satellite navigation industrial chain, form a perfect support, promotion and guarantee

system in national satellite navigation application industry, promote the broad application of satellite

navigation in the national economic and social industries

Due to the user habits and compatibility with associated application, this product attached GPS

global positioning system . GPS as a validate auxiliary for positioning results, provides the user with

a comparatively accurate measurement.by the way of one satellite calculation and the other

verification

Disclaimer

Due to the different circumstances and application methods, the user that wears the equipment must

pay special attention to the following instructions:

1、Since the product is the sophisticated wearable device, the factors such as the user wrong

operation, external interference and devise problem may lead to the unsafe consequences. The

user needs to master the the basic knowledge of wearing electronics and take the risk on your own.

2、This product iswidely used in a variety of environments and activities. User needs to

consider the safety of the installation location and operation in movements, and take the safety

responsibility. Product manufacturers and operators does not undertake any responsibility for t he

above operation..

3、The product is not suitable for precise Measurement.。

4、 The product conforms to the FCC regulation in article 15 that describes the conditions of the

Class B digital device. That means there may be mild radio communication radiation when using.

User needs to adjust t he position to avoid the interference by the other devices, that may lead to

signal receiving and operation inproperly. I n addition, it is also important to notice whether the product

will affect the normal work of other communication devices. T he above interference state is not within

the guarantee of this product.

5、The product does not refer t o mapping standards in any country to set path. The results of map

scanning are based on accurate l ongitude and latitude by satellite positioning. Map is only as a

referrence and the distance can not be estimated according to the picture ratio.

Battery Warning

Without complying with the following

guidelines, the life of the lithium battery in the

equipment may be reduced and user may

take the risk of fire, chemical burn, electrolyte

leakage.

• Do not expose the equipment t o a heat

source or at a high temperature l ocation

• Do not bore or incinerate the equipment or

battery.

•

Do not use in extreme enviorment

• Dispose your device battery according

to local applicable regulations and consulting

local waste disposal department.

Health Warning

•

Before starting or change your exercise

program, please be sure to consult your

doctor. if you wear a heart preceptor or other

electronic devices inside your body, please

consult your doctor before the use of heart

rate monitor belt.

• The heart rate monitor belt and other

JTOUR accessories are used by consumers

rather than medical device and may be

interfered by external factors, so the heart

rate reading is only for reference. The

company will not take any responsibility for

the consequences of any error reading.