Operation Instruction

The warranty period of the product is one year (if beyond the warranty period, provide lifelong maintenance
service). The starting time of the warranty period shall be calculated from the date of delivery. For the repaired
products within the warranty period, this part warranty period will be extended for 12 months.
Products damaged due to the following circumstances do not enjoy free warranty service:

Damage caused by force majeure, human negligence, improper use and incorrect installation
 Disassemble and refit without authorization
 Damage through transporting (negotiate with transporter)

Material or defects in design and manufacturing that cannot be found in the scientific and technological level
of the product when it is put into circulation.
7. Exemption Clause
The contents of this manual are based on the existing information and no further notice will be
given if the contents are changed. The company has tried its best to ensure the accuracy of the
contents when compiling the operation manual, but the company will not be responsible for the loss
and damage caused by the omission, inaccuracy or error in the manual.
Beijing Jade Bird Security System Science and Technology Ltd.
Address: 2/F,C Beida Jade Bird Building, No.207 Chengfu Road,
Haidian District P.R.China
Post Code：100871
Tel：[phone]
Fax：[phone]
Website：http://www.bdqns.com