... We using the best cells, such as Sanyo, Maxell, Sony, Samsung, LG etc. 2. Highest capacity3. Over 1000 times ... /discharge life cycle4. Dual IC Protection, no over-discharging, over-charging, over-heat, and short circuit5. One year warranty6. ... OUR PRODUCTSSmart Battery Power control chipFET (field-effect transistor)Dual Protection ICProtection board PCMCurrent protection PTCStrong BatteryOriginal ...