Poly Savi W8210 Battery – Poly 211425-01 or HP 85R37AA The Poly (formerly Plantronics) Savi W8210 Battery part # Poly 211425-01 or HP 85R37AA is a replacement battery for the Savi W8210 wireless headset (Qty 1). Proprietary Battery Size battery size for better reliance and optimal performance. Headset Compatibility Works with the Savi W8210 wireless headset Poly Spare Battery Product Description Poly SKU: 211425-01 UPC: 0017229165922 HP SKU: 85R37AA UPC: 197497573633 Battery Type: Lithium ion Comes: 1 battery with removal tool.
