Mainly used For Pump car, truck, wet sprayer, hetronic remote control battery Specification: Model: 68300900 Voltage: 3.6V Rated capacity: 2100mAh Grau/Grey NOTE:The more times the battery charges, the smaller the battery capacity, the outside temperature is lower than 0?, will affect the charging effect of rechargeable batteries. Under normal circumstances, rechargeable batteries can be recharged more than 500 times. Package included: 2 Pack 3.6V 2100mAh Battery