Ultralast Battery
This replacement 3.7 volt 140 mAh Lithium Polymer battery fits the Plantronics CS540 Headset and meets or exceeds original manufacturer specifications.
- Resists overcharging and electrolyte leakage
- Delivers 3.7 V DC to your compatible headset, ensuring that your device is ready to use when needed
- 140 mAh battery capacity for convenient and prolonged usage to ensure maximum productivity
- Never run out of power and keep your headset operational
