ZOP Power 11.1V 4000MAH 30C Lipo Battery XT60 PlugDescription:Battery parameter:ZOP Power 11.1V 4000MAH 30CCapacity:4000mAhSize:25*43*135mmContinuous Discharge Rate:30C Plug Style:XT60 PlugWeight:304gThis 11.1v is 3s batteryColors:Standard ColorsNote: due to the difference between the measurement, the battery dimension and weight may have little error.Caution:Don't over-charge, or over-discharge batteries.Don't put it beside the high temperature condition.Don't throw it into fire.Don't throw it into water.Package Included:1 x ZOP Power 11.1V 4000MAH 30C Lipo Battery XT60 PlugExtra InfoThe related notes about lithium battery´s usagePlease use the charger from original factory to ensure your safety using.Do not charge the dilatant/outworn batteriesDo not overcharge the batterry.Please pull out the charge once the battery is fully charged.Do not charge it next to the inflammables or on the surface of electro-conductive objects.You should observe the battery at all times.Do not charge the batteries which are still not cool on the surface,Otherwise,it would cause expansion and even fire accident.The charging temperature should be between 0℃ and 40℃Do not over-expose or over-impact the batteries.