The PC Weenies | First Impressions: NuPower Macbook Pro Replacement Battery
NewerTech NuPower Battery for MacBook 13", Late NWTBAP13MBU50RS
NewerTech NuPower 78 Watt-Hour Battery for MacBook Pro 15-inch Unibody Mid-2009 and Mid-2010 Models - Geekworks
Battery Replacement Kit for 13-inch MacBook Pro (2019)
NewerTech NuPower 75Wh Battery for 17" MacBook NWTBAP17MBP75RS
NewerTech® : Batteries : NuPower® Batteries for MacBook® Pro 15-inch non-Unibody
Newer Technology® : News Room : Press Article : Review of NewerTech NuPower Battery for all MacBook Pro 17-inch non-Unibody by Tomas Ratas, from TestFreaks