... Sony battery BST-41 1.capacity:930mAH 2.AAA li-ion battery,double IC 3.1year warranty ... time and long talking time.Safe and stableHi-tech lithium battery, undergoes drop test, smash test and puncture ... cadmium, lead, mercury, etc. 4. Non-metal Lithium Mobile Phone Battery The Li-ion of mobile phone battery ... does not employ any lithium metal. The Li-ion of mobile phone battery ...