1. There is no way to return the goods in 7 days.

2. For 3 years, the product has the quality problem of the product itself, free maintenance, and lifelong maintenance.

3. We provide users with free software settings, telephone technical guidance and remote assistance.

4. The maintenance is timely. We promise that after receiving the maintenance, the product is well maintained and issued within 24 hours without special treatment.

1. The default free shipping Zhongtong Express, the order completed before 16 o'clock on Monday to Saturday will be shipped on the same day (please forgive me if you do not ship on Sunday)

2. The national delivery time is 1-3 days; the remote areas arrived in about 5-7 days.Because the third -party express delivery is not controllable, the above information is for reference only. Our company cannot promise the specific arrival time. Please forgive me.

3. In order to allow you to receive the product faster, our store has a logistics center in Shenyang and Beijing, respectively, and adopts the principle of nearby delivery.

1. Invoice is generally available with the goods, the content of the invoice is the details of the product (the special circumstances are separated from the goods from the goods)

2. Delivery in a different place in the other place, and the invoice is issued by the company's headquarters for 7 working days.

3. If your order does not choose to issue an invoice, you need to make up for the invoicing in the later period. We will pay it within 15 working days. The invoice issued by the customer will bear the freight by themselves.

Note: The invoicing information required for the general VAT invoice is as follows: The invoice is head up and the people's identification number is available.

The patrol machine belongs to electronic products. The use of the environment is special and the after -sales is particularly important. When buying, you must understand clearly. Whether the merchants have the power to do long -term sales and after -sales costs, beware of the consumption trap while protecting the use of products without worries.