NinjaBatt Laptop Battery for Apple MacBook Pro 13 inch A1322 A1278 (2009/2010/2011 Version) 661-5557 661-5229 3ICP5/69/71-2 020-6764-A - Premium Quality High Performance [Li-Polymer/58Wh/10.8v] PREMIUM QUALITY REPLACEMENT NOTEBOOK BATTERY: Bring your laptop back to life with Ninjabatt's high quality laptop battery - Made of high quality materials, top grade battery cells and packed with safety features. TRUE CHARGING CAPACITY THAT LASTS: Every one of our replacement notebook batteries are tested to meet OEM specifications. SAFETY FIRST: Dont fall into buying cheap and unsafe batteries, our batteries are UL/CE-/FCC-/RoHS certified for safety and packed with a variety of safety features, including short circuit, overheat, and overload protections. HIGH QUALITY COMPONENTS: Our Laptop batteries are assembled from top quality material and circuit boards to ensure durability and performance, our batteries are equipped with grade A battery cells that provide up to 500 charging cycles. 12-MONTH WARRANTY AVAILABLE ON ALL LAPTOP BATTERIES: Weresoconfidentintheperformanceofour replacementlaptopbatteriesthat wereincludinga12-monthwarrantywith everysinglepurchase. Reliable performance Extended battery life Safe use anytime, anywhere