... .One year warranty after ship 14.8V 4400mAh lithium ion battery Rechargeable battery pack specification Model No.TLH-2S1P-222Cell BrandPanasonicVoltage14 ... overcurrent, anti-overload3.Compose Type : Injection Technology to make battery more stable4.Certifications : CE,UL,FCC, RoHS,ISO90015. ... are available upon request We could provide the li-ion battery 18650 with the capacity of 1800mah to 2600mah. ...