Apple 661-4988 | 4GB DDR3-1066MHz PC3-8500 non-ECC Unbuffered CL7 204-Pin SoDIMM Dual Rank Memory Module for MacBook

Technical Specs:
- Capacity: 4GB
- Memory Type: DDR3 SDRAM
- Memory Speed: 1066 MHz
- PC Rating: PC3-8500
- Technology: Non-ECC Unbuffered
- Pins: 204-Pin SoDIMM
- Rank: Dual Rank
- CAS Latency: CL7

Helpful Notes:
1. This memory module is compatible with MacBook models released in 2010 and 2011.
2. Upgrading your MacBook's memory can significantly improve its performance.
3. Make sure to follow proper installation procedures to avoid damaging your device.