Dont know which repeater will work for you?

WHY NOT TRY THEM ALL!!!!

Our bundles have one of everything that you would need! 
 
WHATS IN THE BUNDLE???

Note: 2.1s and 2.1L repeaters with onboard capacitors have been discontinued.  now the below bundle get double V3L and 4x V3Flex repeaters
 
Each bundle includes:
 
2 x V3L - Large Repeater but passive with no extruding components
4 x V3  - Flex style repeater, 1in in diameter but .0070in thick (.0095in thick with adhesive backing). Bundle Includes 4 flex repeaters.
1x Field Detector (choice of color Red, White, Blue, Green)
 
 
Where can I place these
You can place them on any reader or device that operates on 13.56Mhz (most High Freqency NFC Devices). The Dangerous Things Community has a Wiki that documents best placement areas sorted by device here: Placement Wiki