Plantronics 204755-01 Spare Battery for W440 and W445 Savi Headsets

Features:

• Savi Spare Battery with on/off switch
• Can be switched in mid-call without getting disconnected as long as you reattach the new battery within 5 minutes
• Provides unlimited talk time and an excellent reason to have a spare battery on hand
• Seven hours of talk time
• Fifty hours of standby time
• Up to 75 days of storage time
• Quick charge
• Full charge reached after 3 hours
• Mid-call switching
• Multiple charging options
• Compatible headsets include Savi W440, W445, W740, W745

Specifications:

Battery: Chemistry:Lithium-Ion
mAh: 145
Rechargeable: Yes
Replacement Headset Battery: Yes
Volts: 3.7
Color: Black
Environmental features:
Energy Star Qualified: No
Recycled Packaging: Yes
Other features:
Country of Origin: China
RoHS Compliant: Yes
Type of Packaging Plastic Bag
Warranty: 1 Year