SanDisk MicroSDXC 256GB High Endurance w adapter

Ideal for dash cams and home monitoring systems
You can record for up to 20,000 hours(1)
Class 10
UHS Speed Class 3 (U3) and UHS Speed Class 1 (U1)
Class V30 speed (video)
Built for and tested in harsh conditions
RescuePRO® Deluxe one-year media recovery software*
Designed for high endurance and durability so you can record for up to 20,000 hours(1) with no worries. Record and save more Full HD or 4K videos1 with capacities up to 256GB. Quickly transfer or back up videos to computer with read speeds up to 100MB/s.
*Registration required. Terms and conditions apply .

Capacities
256GB — 20,000 Hours 
128GB — 10,000 Hours
64GB — 5,000 Hours 
32GB — 2,500 Hours 
C10, U3, V30 (4) Up to 100MB/s read5 Up to 40MB/s write(5)

(1)Actual hours of video saved less. Up to 120,000 hours for 256GB; 60,000 hours for 128GB; 30,000 hours for 64GB; and 15,000 hours for 32GB. Full HD video only; total hours less for 4K UHD video.
(4)UHS Speed Class 3 (U3) and UHS Speed Class 1 (U1) designate performance options designed to support real-time video recording with UHS-enabled host devices. Video Speed Class 30 (V30), sustained video capture rate of 30MB/s, designates a performance option designed to support real-time video recording with UHS-enabled host devices. See www.sdcard.org/consumers/speed.
(5)Up to 100MB/s read speed, up to 40MB/s write speed. Based on internal testing; performance may be lower depending on host device, usage conditions and other factors. 1MB=1,000,000 bytes.