PLEASE READ BEFORE PAYMENT!!!!
Most of the products sold in our store are electronic circuit DIY products, which are suitable for electronic enthusiasts to study and repair circuits. We only guarantee that the products are in good condition before delivery, and cannot guarantee 100% success after installation. The installation of the circuit requires the buyer to have experience in the circuit, please read the product description carefully before payment. If you have any questions, you can consult customer service, we will provide technical support.
We do not accept disputes caused by the failure to work properly due to installation errors. In this case, we will blacklist and complain to the buyer.
since air transportation does not allow products to contain batteries, if there are batteries, the package will be destroyed. All products will not contain any batteries!
Since the battery is a prohibited item, all products cannot send the battery, you need to prepare the CR12202 button battery by yourself, please understand!
This is a DIY soldering kit. To ensure it works, please read the soldering steps carefully. Please carefully ensure that each solder joint is perfect. Please do not reverse the chip.
DIY welding kits cannot guarantee 100% success for every customer. If unsuccessful, please find out the reason and we will assist. We do not accept unreasonable disputes.