DESCRIZIONE
A light for a life vest comprises a resilient pole, a light source disposed at a first end of the resilient pole and a mount supporting a second end of the resilient pole, the mount configured for securing the light to an inflatable bladder of a life vest such that inflation of the bladder causes the pole to extends outwardly with respect to the surface of the bladder. A test circuit for testing the power level of a battery that powers the light source may also be included.