The t210.twrp.2.8.0.0.tar.md5 file is a TWRP recovery image for a device with the codename "t210". The file extension .tar.md5 indicates that it's a tarball archive with an MD5 checksum.
The green bar on the screen filled, and the tablet vibrated. Instead of the dreaded boot loop, the screen faded to black and then blossomed into the grey-and-blue interface of TWRP 2.8.0.0 t210.twrp.2.8.0.0.tar.md5 download
Samsung Galaxy Tab 3 7.0 Wi-Fi (SM-T210 / SM-T210R). Recovery Version: TWRP 2.8.0.0. The t210
Replaces the clunky hardware-button recovery. Backups: Create "Nandroid" backups of your entire system. Rooting: Easily flash SuperSU or Magisk .zip files. t210.twrp.2.8.0.0.tar.md5 download
(Kids/Retail) models. Flashing this on other Tab 3 variants (like the 8.0 or 10.1) can cause a brick.