1.Experienced manufacturer more than 10 years.
2.Highly experienced production team in Compere factory work-shop.
3.QC System:Quality controlled on all production lines,and QC inspectors work independently from the production line.
4.Good quality production with quick delivery.
5.Accepted OEM/ODM.
6.Accepted small MOQ.
7.Trade Assurance on Alibaba.
8.Factory certification:CE,RoHS and ISO9001.

1. Can I ask for samples?

    Yes,for sample orders,please feel free to contact us.

2. Where can I get a user manual?

    User manual can be downloaded from our official website: .

3. What's the warranty of your products?

    12 months.

4. What's the lead time?

    Depend on the quantity and model of the order,normally it takes around 10-15 days,but the exact lead time should be discussed with our sales.

5. Do you have software?

    We offer simple software for testing.

6. Can you offer Modbus protocol instruction/modbus register map?

    Yes,we have and welcome contact us.