The E-406.5 remote control panel indicator of the E-04 406 ELT is self-powered by a single Duracell PX28L, six-volt, lithium battery (or equivalent). The battery only needs to be replaced...
This ELT remote control panel indicator (EDMO# E-04.5) is for the E-04 406 ELT and is self-powered by a single Duracell PX28L, six-volt, 10-year lithium battery (or equivalent).