Product Description:.the built-in class a bulk imports high quality batteries, ensuring the provision of high-quality power, long life, advanced technology, reliable quality, long working hours and so on. .built-in intelligent battery PCM protection circuit, over charge, over discharge protection,

Product Description:.the built-in class a bulk imports high quality batteries, ensuring the provision of high-quality power, long life, advanced technology, reliable quality, long working hours and so on. .built-in intelligent battery PCM protection circuit, over charge, over discharge protection, overcurrent (short circuit) heat four protection functions. .the use of lead-free SMT process, in line with the requirements of environmental protection. .the charging process can be accomplished quickly and without memory effect, easy and fast.Package List: 2x gopro hero4 battery