OVERVIEW: Worry-Free Recording When You Need It With a microSDHC Card: Designed to record for up to 20,000 hours, the SanDisk® High Endurance microSD™ card gives you the peace of mind that your dash cam, home monitoring or security system will capture crucial footage when it happens, recording and re-recording worry-free. It’s built tough too—ready to record in extreme heat or freezing cold, and it’s shockproof, waterproof and x-ray proof. It’s also rated Class 10, U3 and V304 so it has the...