LI-on Polymer battery 1.rechargeble 2. factory direct 3.3.7v 300mAh 4.for RC toys Application:1.Bluetooth,Mp3,Mp4,Gps,E-book ... ,Mp5, ,electronic pen,point reading pen,4.mobile power,electronic cigarette , etcLI-onPolymer battery rechargeble for RC toys factory direct 300mAh Adventage:Green ... 7*20*36mm Size 8gweight Voltage (V)Capacity (mAhDischarge rate (C)Size (mm)Weight (g)3.7 V70 mAh15 C5.7 ...