Package Includes:2 x 3.7V 3800mAh 18650 Li-ion Rechargeable Battery 1 X AC Charger1 X Car Charger1 x Plug Adaptor to suit your Country(Free)Features:1.New battery2.High quality and durable3.Provides excellent continuous power sources to your device4.High energy density、 long life battery5.This battery has an extra long life for all your battery powered devicesSpecifications:1. Battery Type:18650 battery2. Voltage: 3.7v3. Capacity: 3800mAh4. Charge Time: about 6~8hours5. Rechargeable Times: about 500~7006. Material: Li-ion Battery7. Weight: 2.36oz /67g8. Dimensions: 6.5 x 1.7 cm(L x Dia)9.Color: Blue/RedAC Charger :LED indication for Power On / Charging / Full chargeInput :AC100-240v (World voltage)Car Charger:Input: AC100v-250v 50-60HzOutput: DC 4.2V¡À0.5V