How much does this cost to the nearest dollar?

A-Tech 8GB Module for Dell Inspiron 15 (3558) Laptop & Notebook Compatible Memory Ram
8GB Single DDR3L 2rx8 1.35v Non-ECC Memory Stick SO-DIMM Genuine A-Tech Brand Lifetime Warranty! Toll Free Technical Support Designed for maximum compatibility and easy installation in to your Dell Inspiron 15 (3558) Works with your existing Samsung, Hynix, and Micron RAM modules of similar specs JEDEC standard 1.35V and 1.5V - This is a dual voltage module and can operate at 1.35V or 1.5V RAM 8 GB DDR3, Memory Speed 1600 MHz, Brand A-Tech, model number Voltage 1.35 Vol

Price is $57.00
Price: $56.91