18650 Battery Rechargeable 3.7V Li-ion Batteries and Smart Dual Charger

Input : AC100V-240V, 50/60Hz Output : 4.2V 650mA The charger provide output shortage protection when battery is fully charged Compact and portable design Subtible for 18650 batteries World voltage Charge complete about 2-3hrs Charger Size: 84mm x 47mm x 38mm. Power Plug: US Standard Batteries: Suitable for Flashlight Torch/headlamp/In daily life Operating voltage: 3.7V Capacity: 4000mAh Ultra-high capacity and premium built quality Measurement: 6.8 cm x 1.86 cm x 1.86 cm Weight: 50g Package Includes: 1 x Two Slot Battery Charger 2 x 18650 Batteries