Signal the Frog® is the mascot for Groundspeak and represents GPS technology.
Mini - He is a stuffed green plush frog approximately 9" (from tip of antenna to bottom of foot) with a weighted bean bag bottom to ensure that he stays in a sitting position.
Micro - These cute little plush Signals are approximately 5 inches from antenna to foot. Available with & without keychain.
More info on Signal can be found on Geocaching.com.