Battery A1321 for MacBook Pro 15.4" 2009-2010 (A1286 / MC721 / MC723 / MC118)

Battery A1321 for MacBook Pro 15.4" 2009-2010 (A1286 / MC721 / MC723 / MC118)

The battery is a device that provides power to the device remotely from the power network.  Basically, it is built into the body of the device from the back side under the cover.  The main characteristic of the battery is the capacity, which indicates the duration of one charge cycle.  This battery model is equipped with a modern controller that protects against overdischarge and overcharging, thereby ensuring its reliability and durability when working in your gadget.

The main signs of a malfunction:

~ The gadget began to discharge quickly;

~ Swollen battery (Can damage the cover of the device or catch fire);

~ Does not charge;

~ The device works only from the network;

~ Involuntary shutdown.

Battery characteristics fully meet factory specifications.  The kit includes two screwdrivers for battery replacement.

There is no memory effect at all.  This is a light battery that is not picky about the periodicity of charging.

You can order a battery through the website or contact the manager by phone indicated on the website.