1 set=2 pcs2 pcs 18650 battery +1 pc Charger(EU or US plug) Futures: Suitable for Flashlight Torch or other device fit 18650 battery Capacity: 9800mAh Voltage: 3.7V Size:18 x 65mm 18650 Dual Charger: AC100v-240v 50-60Hz input (international charger、 can be used worldwide) Output: DC 4.2V~~600mAh The AC adapter easily folds out to charge and pack away Smart charger can charge for 18650 Li-ion batteries、 two at a time Suitable for 18650 Li-ion for 2pcs batteries Weight: 60g