(2-Pack) Replacement Battery for Plantronics (Poly) SAVI 8220 Series Wireless Headset,fits Part Number 203035-01 3.8V 700mAh

Gikysuiz Rechargeable Battery Pack 203035-01.
Wireless Headphones battery life decreased? Having problems when charging? Switch dies at random times? It means time to replace the battery of the Wireless Headphones. Lithium-ion batteries have a limited lifespan. As the increasing number of charging cycles, the capacity of lithium-ion batteries will slowly decline. When the battery life reaches the end, just replace a new one. The battery in your Wireless Headphones is easily replaceable! You can repair Wireless Headphones yourself at home! We have prepared battery and tools for you. Just do it!
What you need to know about Li-ion batteries Do not use hot air or metal rods to remove the Wireless Headphones Li-ion battery, it is very dangerous. The Li-ion battery will enter a sleep state after being left unused for a long time. At this time, the capacity is lower than the normal value, and the use time is shortened. However, the lithium battery is easy to activate. For optimal performance, please calibrate your newly installed battery: Do this by draining your battery below 5%, then charge uninterrupted to 100%, repeat for at least 2-3 times.
Please fully charge the battery before use!
Fit Model: Plantronics (Poly) Savi 8200 Series W8220、Savi 8220 and B8200 Wireless Headset
Part Number: 203035-01,213199-01
Standard:
Voltage：3.8V
Rate：2.7Wh
Type：Li-Polymer
Capacity：700mAh
Net Weight：10.0g/0.35oz
Size：29.50 x 24.10 x 7.60mm
Note:Please check the compatible model and the original battery number before purchasing.
If you are not sure,please feel free to send email to us with your battery details or pictures, we will give you free professional suggestion.
Your satisfaction is very important to us,if you have any questions,Please feel free to send eamil contact us,and we will reply within 24 hours.
【Wide compatibility】Fully compatible with Plantronics (Poly) Savi 8200 Series W8220、Savi 8220 and B8200 Wireless Headset.
【Product Specifications】Voltage: 3.8V,Capacity: 700mAh / 2.7Wh,Type：Li-Polymer,Size：29.50 x 24.10 x 7.60mm .
【Superior quality】 High quality, no memory effect,battery replacement for is tested by professional tester under strict quality control standards, over temperature protection, over charging protection, over load protection, short circuit protection and safeguard protection. You can use Replacement Battery with confidence.
【Easy Installation】The process of replacing the battery is simple and quick. For your convenience, we provide a small screwdriver. If you are worried about messing it up, you can refer to the video on Youtube for a preview. Requires your patience and handwork. It can be completed in 5 minutes if it is fast, and it may take half an hour or more if it is slow. But in general, it saves time and money than sending it back to the factory for repair.
【Tips】Please ensure both model and battery part number are matched with your device.If you are not sure, please send email to us with your battery details or pictures, we will give you professional suggestions.