iFixit today launched six new battery repair kits for Apple's MacBook Pro with a Retina display, allowing users to replace the battery in an older-model MacBook Pro, restoring it to hold a full-day charge and extending its life for 2-3 years, according to iFixit. Each kit "offers all the tools needed" for users to perform the repair at home with a step-by-step guide taking them through the entire process. 

The six kits cover battery replacements for the following Retina MacBook Pro models: 13-inch MacBook Pro (late 2012/early 2013), 15-inch MacBook Pro (mid 2012, early 2013), 13-inch MacBook Pro (late 2013/mid 2014), 15-inch MacBook Pro (late 2013/mid 2014), 13-inch MacBook Pro (early 2015), and 15-inch MacBook Pro (mid 2015). 

Tools and contents of each kit include: a replacement battery, installation adhesive, kit bit driver, iFixit 4mm screwdriver bit torx T5, iFixit 4mm screwdriver bit torx security TR6, iFixit 4mm screwdriver bit pentalobe P5, tweezers, iFixit Opening Tool, iFixit Card (2), safety glasses, opening pick, adhesive remover dispensing syringe, adhesive remover solution, cleaning wipes, and gloves. 

If you're experiencing bad battery life, we've got everything you need to replace it! These batteries are well adhered to the upper case of the computer so removing them isn't as straightforward as we'd like it to be. Fear not! Our kit offers all the tools needed to perform the repair and our guide shows you how to use the kit. The battery is an original OEM battery.

The fix kits range in price from $89.95 to $119.95, and include battery replacements measuring between 6010 mAh and 8230 mAh. Out-of-warranty Retina MacBook Pro battery replacements directly from Apple cost $199, so users who take advantage of iFixit's new battery replacement kits have the chance to save some money.

Source: macrumors