Only at Best BuySafeguard your library with this 4TB Western Digital hard drive. Its durable construction protects against shock, and USB 3.0 technology facilitates rapid data transfer to keep you working efficiently. This Western Digital hard drive has a slim design for portability, so you can access your files anywhere.

Store and protect everything from cherished photos and videos to sensitive work files with the Cruzer Glide USB Flash Drive. The drive comes with SanDisk SecureAccess software, which lets you password-protect and secure files you want to keep private while permitting access to files you want to share. The compact drive features a red slider that glides shut to shield the USB connector. SanDisk products are constructed to the highest standards and rigorously tested. You can be confident in the outstanding quality, performance and reliability of every SanDisk product.

Take a variety of digital files with you on the go with this SanDisk Cruzer SDCZ60-008G-A46 USB 2.0 flash drive, which offers an 8GB capacity for ample storage space. The USB connector retracts to help protect it from damage, helping to keep your data safe.

Scientific calculator with equation recall combines statistics and advanced scientific functions. Two-line display shows entries on the top line and results on the bottom line. Entry line on the top of the display shows up to 11 characters and can scroll left and right up to 88. Result line on the bottom shows up to a 10-digit answer and 2-digit exponent. Functions include common/natural logarithms, fractions, fraction/decimal conversions, degrees to decimal conversion, reciprocals, factorials, grads, hyperbolics, polar/rectangular conversions. Fraction feature allows operations with fractions and mixed numbers. Two-variable statistics allow you to enter, delete, insert, and edit individual statistical data elements. Calculator runs on solar and battery power.