13-inch MacBook Late 2009 & 2010 Memory Installation Video - YouTube
MacBook Pro: How to remove or install memory - Apple Support
A Mid 2009 MacBook. Running macOS Catalina using dosdude1's Catalina patcher, 4GB of DDR2 RAM and and 120GB SSD. Got it for € 10,-. It's a gift for my son, so he
A-Tech 16GB Kit (2x8GB) DDR3 1066MHz / 1067MHz PC3-8500 SODIMM RAM for Apple MacBook (13 inch, Mid 2010), MacBook Pro (13 inch, Mid 2010), iMac (27 inch, Late 2009), Mac Mini (Mid 2010) at Amazon.com
Apple MacBook Pro 13.3" (Mid-2009) Core 2 Duo, 4GB RAM, 160GB HDD – Service Batt – ASA College: Florida