Welcome to our store! 1、For LGA1151: This motherboard test card is suitable for Intel LGA1151 motherboard interface. 2、Test with Light: 1151 test card with light is used to test open circuit and short circuit of the motherboard's CPU socket and Northbridge signal. 3、High Safety: This motherboard tester uses LED indication method to replace traditional manual measurement methods with a multimeter to prevent CPU damage during maintenance or troubleshooting. 4、Important Tool: This motherboard test card is an essential tool for motherboard maintenance and troubleshooting. 5、Note: Different signals from this tester may display differently due to varying motherboard designs and chipsets from different manufacturers. Please use the same motherboard to assess the issue. Product type: Motherboard Test Card Material: Printed circuit board Battery type: CR2032 button battery (battery not included) Application: For Intel LGA1151 Motherboard Interface 2 x Motherboard Test Cards If you receive your item and discover any product issues, such as damage or incorrect quantity, please contact us immediately. We will do our best to provide you with satisfactory customer service.