Siemens OP77B 6AV6641-0CA01-0AX0 6AV6641-0CA01-0AX1 Keypad Membrane

Quality Assurance:
Quality is our culture!
We will take each customer's order seriously and responsibly.
Each item will be tested ok by testing tools before shipment .
Warranty of Products:
90days for new products ,60days for secondhand products.
After you receive the parcel , remember to install it on your equipment in time . 
If there is any problems in warranty period , pls contact us firstly, we will solve the problems for customer.
Guarantee of delivery:
Time is money!
It will take 1 working day for stock products , 2-3 working days for order products.
If there are special circumstances on delivery time, we will inform customer in time.
Service Guarantee:
We have a professional pre-sales and after-sales team to provide customers with good service.
we trust we will be your trustworthy supplier in china if we have a chance to serve you.
Exchange / Return Policy:
We accept exchange or return within 7days if the goods you received has problems.
About refund, We need to check the goods whether is in the same condition we sent after we received the return, if no problems , we will refund .