... Over 1000 cycles life 3, No memory effect 4, Superior High Rate Charge/Discharge Characteristics 1- CE, RoHS certified.2- ... Superior High Rate Charge/Discharge Characteristics C size NI-MH battery 4000mAH 3.6V Product Specifications TypeC size Nickel Hydrogen Cylindrical Battery PackNominal Voltage3 ... ,RoHS,MSDS,UN38.3,IEC61233 Guarantee1 year. 100% real capacity. C size NI-MH battery 4000mAH 3.6V