... Pack for Water MeterSpecification:Combination way: ICR18650-1S3PRated Voltage: 3.7VOutput Voltage: 2.5-4.2VRated capacity: 7500mAhConstant discharge ... time requirement. 3.7V lithium battery pack features high output voltage, stable performance, high safety, low self-discharge and ... short circuit;PCM;New eco-friendly battery cell, high voltage, long lifetime, low self-discharge, high capacity and ...