Overview: DDR4 SO-DIMM 2133Mhz PC4-17000 Use it as a laptop extension and more. Please check for compatibility with or without expansion slots. Chip configuration is 1024 x 8. Please consult the seller with your PC model number before purchasing if you have any questions about compatibility
Lifetime Warranty: Japanese manufacturer warranty Only for natural failures without external damage such as cracks or burned chips terminals. Used or auction obtained items are not covered under warranty