Pack of 2 — 3.7V 2500mAh 505573 Polymer Ion Batteries with 2.0mm Connector

Set of 2 replacement batteries, model 505573, using Polymer Ion chemistry. Each cell provides 3.7V and 2500mAh capacity and is fitted with a 2.0mm connector. Supplied as a two-piece pack for devices that require a 2.0mm-connected 3.7V 2500mAh Polymer Ion battery.