GoPro Hero 4 is an Outstanding quality Action Camera.Picture Quality is awesome as it has 12 megapixel camera with a resolution of 1440p.Its very user friendly as it has in-built wifi and bluetooth device that can connect with your smartphones.And also it is totally waterproof till 40m sea-level so you can enjoy it during sea diving and also in rain while riding you bike.Vale for money is quit ok I will say as it gives a high quality of picture quality.Shutter speed is 30 seconds.Last but not the lest Battery life, its use has 1160 mAH, 3.8 v, 4.4 wH.