Specifications : 1. Item: Back Battery Cover Case 2. Model: For Tecno spark 10 per Ki7 Warm tips: 1. All products are checked by QC before shipment to ensure normal use. 2. All products are packed with bubble protection and safe packaging before shipment to ensure the goods are in good condition. 3. All orders will be shipped at the first time. 4. You will get warranty and after-sales service from the date of purchase. 5. after you received the purchased item, please check and test it before use. 6. Please make sure to use the necessary items correctly, wrong installation may damage your device or product, we are not responsible for any loss caused by improper operation. Return Exchange Service: 1. We will not be responsible for any damage caused during installation or any error caused by the installation personnel. 2. When you receive the parcel, make sure it is complete. If the package is damaged, please take a photo or vide o to pay the dispute. 3. If the product does not work normally, please contact us for professional advice first, this will help you soe the problem. If you leave negative comments directly, it will not help soe the problem and we will think you have abandoned the after-sales opportunity. Finally, please allow color error and manual measurement error caused by different display devices.color: White black