2 X 18650 Battery Charger

Power source: 110V/220V auto AC switchCompatible batteries: 3.7V 18650/17670 rechargeable batteriesCharging time: 2 to 4 hours for 18650/17670 batteriesMeasurements: Length: 105mm; Height: 48mm; Width: 60mmNet weight: 122 gramThe LED light turns red when you plug the 18650 battery into the charger, and the LED light turns green when the battery is fully charged.AC power input, Stabilize charging modeLow voltage stabilizeInput: AC110V-220V 50/60HZ 200mA maxOutput: DC4.2V = 1A*2