Lexar 1tb gen 3.2 2*2 external portable hdd

• Interface: USB 3.2 Gen 1, which is backward compatible with USB 2.0.
• Capacity: 4TB, providing space for approximately 1 million photos or 1,000 hours of video.
• Dimensions: 78 x 109 x 19.5 mm (approx. 3.1 x 4.3 x 0.77 inches).
• Weight: Approximately 217.5 grams (0.48 lbs).
• File System: Pre-formatted as NTFS for Microsoft Windows 11/10/8.1; requires reformatting for macOS.
• Rotational Speed: 5400 RPM mechanical drive. 

Toshiba Canvio Basics 4 TB (USB 3.0) A straightforward, reliable, and widely available portable HDD. USB 3.0 interface, plug-and-play compatibility, and especially budget-friendly. Toshiba Canvio Advance 4 TB (USB 3.2) Adds automatic backup and password-lock features via downloadable Toshiba software. USB 3.2 Gen 1 interface offers up to ~5 Gbit/s transfer and comes with a 2-year warranty. Toshiba Canvio Flex 4 TB (USB‐C/A) The most versatile physical design—comes with both USB‐C and USB‐A cables, ideal for modern laptops, tablets, smartphones, Macs, and PCs—without needing reformatting. Available in silver, with compact dimensions and light weight

• Capacity: 8GB
• Form Factor: SODIMM, specifically for laptops
• Technology: DDR4
• Speeds: Available in 2666MHz and 3200MHz options
• Voltage: 1.2V, which helps with energy efficiency and laptop battery life
• Installation: Designed for easy, plug-and-play installation
• CAS Latency: Typically CL19 for 2666MHz and CL22 for 3200MHz, though it is best to verify with the specific product.