The Mac has been opened in the past so may be missing a few internal screws. The original HD was replaced with a much faster SSD & it may be possible to upgrade the RAM to work a bit faster ( but not 100% sure ).
Apple MacBook Pro Mid 2010 15" Intel Core i5 4GB 250GB High Sierra
Apple MacBook A1342 Mid-2010—Boots—Working Screen & Battery—Spares / Repairs
Apple MacBook Pro 15in (2010) Silver Intel Core i5 1st Gen 8GB RAM
Apple MacBook Pro A1278 2010 13-inch 2.66GHz 8GB Intel Core 2 Duo OS X