Part Number: PA-PL009
Type: Li-Polymer
Voltage: 3.7V
Capacity: 140mAh
Replace Code: 84598-01,82742-01
Compatible with Plantronics Savi WH500, Savi W440, Savi W440-M, Savi W740, Savi W740-M, Savi W745，CS545， CS540-XD ，CS545-XD