SanDisk 16GB MicroSD Card (Plain Packaged)

• Card Type: MicroSDHC + Adapter for SD
• Read Speeds: 100 MB/s Maximum
• Write Speeds: 10 MB/s Minimum

16GB could provide over 12 hours of 5MP footage
** Estimated on: H.265, 2560x1920 @15fps

Ideal for use either as backup, double-knock storage in case of recorder or HDD outages whilst also as part as a standalone solution for cameras with SD card storage. 

For the setup of a standalone solution, read Stew Bloomfield's blog below.

Using a Dahua TiOC Camera Standalone