You can safely take the Standard Definition HERO camera down to 100 feet underwater when it is in the Wrist HERO Housing or the Quick-release Housing.
The Standard Definition HERO cameras are compatible with Windows AND Mac operating systems. You can use with Windows ME/2000/XP/Vista and Mac OS 9.1 or later.
Shortened recording times typically come down to the batteries that you're using. We only recommend using NiMH rechargeable batteries OR Energizer Lithium batteries to get the best performance and longest battery life. In the cold, use only Lithium batteries as those are not as affected by cold temperatures. The Lithium batteries are not rechargeable however which makes the NiMH good to have in your battery arsenal. Alkaline batteries are not ideal for digital cameras especially for video mode. Alkaline tend to have voltage drops which can cause the camera to go...
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The Standard Definition HERO cameras run on 2 AAA batteries. We highly suggest using ENERGIZER LITHIUM or ENERGIZER Rechargeable NiMH (900 or higher mAh) batteries to get the best performance.