Get more life from lithium-based laptop batteries

• Avoid heat
• Remove the battery when using a power supply for a extended duration
• When not in use, store the battery at a 40 percent charge and keep it in the refrigerator (do not freeze)
• Buy fresh batteries from a retailer who sells a lot of batteries (avoid old batteries)
• A full discharge after every 30 charges will help recalibrate the battery 

POPSCI: Get more life from lithium-based laptop batteries