Features 1、Scope of Application: The computer memory tester with LED is used to repair motherboard failures such as no boot, no display, and no memory reading 2、DDR2 and DDR3: The computer memory tester is suitable for motherboards that support all DDR2 and DDR3 ports from for INTEL and for AMD 3、Pay Attention: When testing the for intel motherboard, the motherboard can be measured without inserting the CPU and various connection cards 4、Test Requirements: When testing the for AMD motherboard, the test light will be on when the CPU must be plugged in 5、Light Emitting Diodes: The mainboard board memory slot tester card uses light emitting diodes to indicate the open circuit and short circuit of data lines and address lines Specification Item Type: Computer Memory Tester Material: PCB Battery Type: CR2032 Button Battery (delivered without battery) Applicable: Motherboards That Support All DDR2 and DDR3 Interfaces of for Intel and for AMD Package List 1 x Computer Memory Tester 1 x User Manual