Superex 2pcs high power capacity 3.7V 18650 2800 mAh Rechargeable Li-ion Batteries and 18650 battery charger Superex? 18650 3000mAh 3.7V Rechargeable Li-Ion Battery High quality and durable.Provides excellent continuous power sources to your device High energy density, long life battery.Charge Time: about 5-7 hours The package: 2Pcs 3.7V 18650 Battery +Charger This battery has an extra long life for all your battery powered devices