Lexar High-Endurance 64GB microSDXC 100MB/s UHS-I Memory Card Lexar High-Endurance microSDHC/microSDXC UHS-I cards are specifically designed for extended video monitoring using a dash cam, home security or surveillance cameras. This card is engineered to handle up to 12,000 hours of video recording so you can continuously capture every moment or write and rewrite with ease. These cards are rigorously tested, and designed to be water, temperature, shock, vibration, and X-ray proof4. It's also rated Class 10, U3 and has a V305 rating to capture all the action in Full-HD or 4K video. This card also features read speeds of up to 100MB/s3, so you can transfer your footage quickly. Maximize the capabilities of your dash cam or security camera: Whether it's extended 24/7 recording or movement-activated video capture, you need a high-performance memory card you can count on. Lexar High-Endurance microSDHC/microSDXCUHS-I cards provide read speeds up to 100MB/s3 and are specifically designed to handle the extensive write/erase cycles these cameras can demand. Experience 1080p Full-HD and 4K video monitoring: These Class 10 cards leverage UHS-I (U1/U3) technology for high-speed performance, capturing crisp 1080p Full-HD and 4K video to make sure you see critical detail on the road to suspicious activity around your home. Even if you're just monitoring indoor activity, you'll know when your pet is up to something. Designed for durability: These cards provide the performance you need to capture and store valuable data in a variety of elements. Lexar High-Endurance microSD cards are waterproof, temperature-proof, shockproof, vibration-proof, and X-ray-proof4. Engineered to capture up to 12,000 hours of video recording1. With these cards' durability and performance, you can confidently record and re-record up to 12,000 hours of video. Rigorously tested: All Lexar product designs undergo extensive testing in the Lexar Quality Labs, facilities with more than 1,100 digital devices, to ensure performance, quality, compatibility, and reliability. Key Features: High-endurance Memory Solution for 24/7 Video Monitoring Engineered to Capture up to 12,000 hours of Video Recording Supports 1080p Full-HD and 4K Video Designed for Dash Cams, Home and Security Cameras Leverages UHS-I Technology for a Transfer Speed up to 100MB/s Waterproof, Temperature-proof, Shock and Vibration Proof, X-ray Proof What's in the Box: Lexar High-Endurance 64GB microSDXC 100MB/s UHS-I Memory Card