Insignia Description
A Silver color metal and enamel device 1 3/32 inches (2.78 cm) in height overall consisting of a shield blazoned: Per fess engrailed arched and enhanced Gray and Sable, a foot engrailed Azure fimbriated Argent, overall issuing from dexter chief a lightning flash Tenné fimbriated of the fourth. Attached below the shield is a Silver scroll inscribed "PRET TOUJOURS PRET" in Black letters.

Symbolism
The lightning flash in colors of the Signal Corps symbolizes the rapid communication provided by the battalion. The blue foot with white fimbriation represents the ocean waves, exemplifying the many amphibious operations conducted by the Eighth Army during World War II and supported by this organization. The engrailed line across the shield is representative of the typical shoreline of the islands assaulted. The gray upper portion of the shield is symbolic of the early morning sky during an amphibious attack. The motto translates to "Ready, Always, Ready."

History
The distinctive unit insignia was approved on 29 June 1953.

Source: The US Army Institute of Heraldry