Extend your talk time out in the field by adding a spare battery to your equipment list. This rechargeable lithium-ion battery works with the iridium 9555 satellite phone giving you up to four hours of talk time and up to 30 hours of standby operation.

The Iridium 9555 Li-Ion Rechargeable Battery is designed to be charged while inside the Iridium 9555 satellite phone. It can be used as a replacement for the 9555 battery or as a spare battery for extended travel.