Battery power: The circuit of the combination meter is directly powered by the battery, and is not controlled by the ignition switch and the light circuit;
ON power: the power received by the instrument when the ignition key is in the ON gear;
Ignition: turn the ignition key from ON to START;
High level: 9v~16v;
Low level: -1v~1v;
CAN loss: the instrument did not receive the corresponding CAN signal within 1.5S
ICU: The name of the CAN node of the combination meter, which also refers to the software processing part of the combination meter in this document;
Mechanical zero position: the stepper motor pointer of the combination meter points to the limit position that the zero position of the motor can reach;
Indicate the zero position: the stepper motor pointer of the combined instrument gauge points to the zero position displayed on the dial of the gauge.
4 General requirements
4.1 Normal working environment
According to the requirements of QC/T 413-2002 basic technical conditions of automobile electrical equipment:
Temperature: 18ºC~28ºC
Relative humidity: 45%~75%
Air pressure: 86kpa~106kpa
4.2 Temperature range
Working temperature: -30ºC~85ºC
Storage temperature: -40ºC~85ºC

• Shipping Policy

1.The items will be delivered within around 5~7 work days upon receipt of payment.(up to the quantity ordered) or as per the dated agreed by two parties.

2.The items will be dispatched via international express FEDEX, UPS, DHL, TNT etc (door to door delivery) or via air cargo (door to airport delivery).

• Payment Policy    

We accept payment via T/T (wire transfer), and wetern union.

• Warranty Policy

1.2 Years Warranty

2.Please make sure to check carefully when your item arrives and if you find it is not what you ordered or it is damaged please contact us immediately.we assure that problem will be resolved quickly as satisfaction is guaranteed.

3.In the unlikely event that change of mind and a return is request,you can return it back within 14 days since when you receive it.          

4. All returns must include all original items undamaged,in re-saleable condition and original packing.     

5. We will refund you when we receive the return package. (Shipping and handling fees are not refundable.)
  And the Buyer is responsible for shipping costs incurred shipping products back.

Wuhan Green Electronic instrument Co., Ltd. is aprofessional automotive instrument R & D and production of integrated technology-based enterprises, mainly engaged in the design, production and sales of automotive instruments, automotive electrical appliances.
We have an experienced entrepreneurial team, focusing on the design, development and manufacturing of electric vehicle meters.       The  company adheres to the enterprise tenet of "marketing the world with quality, casting brilliance with science and technology",And passed TS16949:2009 quality system certification in 2017. In 2017, it applied for 6 practical patents and 7 software copyright patents. In 2018, it applied for 5 invention patents. 12 software patents.      
    Since its establishment, the company has developed step by step with the business promotion concept of "strategy first, operation winning, management oriented", and has become the most influential company in the industry with the widest business scope among similar enterprises.
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