Since 1965 Lenmar has been building award winning, high quality power related products. Lenmar personally manages the excellence of our products through every aspect from design to production. Fits: HTC Resound, ADR6425, HTC Vigor Replaces: HTC BTR6425B, BTR6425, 35H00168-02M, 35H0016802M, 35H00168-03M, 35H0016803M Specifications: Voltage: 3.7V Capacity: 1530mAh Chemistry: Lithium Ion Warranty: 1 Year.