With an f/2.8 maximum aperture, the HD Helmet HERO is a GoPro video camera which provides exceptional performance even under low lighting conditions. The 1080p maximum video HD resolution of this GoPro video camera lets you shoot high quality videos with exceptional clarity. The 5 mega pixel still image resolution of this GoPro camcorder offers sharp and detailed pictures. The HD Helmet HERO has a 32 GB maximum storage capacity that allows you to store all your videos, pictures and recordings. The USB 2.0 port of the HD Helmet HERO offers excellent connectivity with other devices. The 1100 mAh lithium-ion battery of this GoPro camcorder lets you shoot for 2.5 hours in a single charge.