Iridium 9500/9505 Hi Capacity Li-Ion Battery
The Rechargeable Li-ion Battery (SYN0060C) can be used as a replacement or spare battery for the 9500 or 9505 portable phone.
This battery may be installed by removing the battery door and replacing the existing battery. Battery charge time to 90% capacity is 3 hours when charged in an Iridium handset at 25C (77F) with a compatible charger. For optimum performance, only charge your battery at temperatures between 0C (32F) and 40C (104F). Fast charge will be complete in about 3 hours 15 minutes.