512 GB MicroSDXC Class 10 100 MB/s White Worry-Free Recording When You Need It With a microSDHC CardDesigned to record for up to 40,000 hours1, 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. Its built tough tooready to record in extreme heat or freezing cold, and its shockproof, waterproof and x-ray proof.2 Its also rated Class 10, U3 and V304 so it has the speed you need to record in Full HD or 4K.3 Capacities of up to 512GB6 let you record and save more video, and read speeds of up to 100MB/s5 let you transfer that footage fast.Perfect for your dash cam or home monitoring system in the microSD card classBuilt to last1, this microSD card can reliably capture video day after day so you can rest assured that youve got your eye on what matters most.High endurance lets you record and re-recordWriting and rewriting can take it