Premium quality SpectraLink 8400 & 8440 Phone replacement battery is compatible with the original equipment. It is designed for perfect performance and high durability.
Japanese cells (Pana. / Sanyo)
Uses high impact Polycarbonate plastic housings for ruggedness
With resistance welded gold plated contacts for maximum performance
PCB are installed in the battery pack
With short-circuit protection
With over temperature protection
Provides excellent discharge characteristics
This product was developed and is continually tested in conjunction with original device and charging equipment.
It is guaranteed for complete compatibility with these.
Specifications of all components used meets or exceeds that of original equipment.