ITEM NAME:Black USB AC Charger For 18650 26650 3.7V-4.2V Rechargeable Li-Ion Battery JR Features: Professional sale 26650/18650 lithium battery charger! Fashion convenient and quick, easy to carry! Suitable for all kinds of size of lithium ion rechargeable batteries (flat, convex head can be), Patented design, charging more reliable. Automatic identification and transformation of 3.6 V lithium ion rechargeable batteries, Is the red light when charging and turn green, automatic stop filling. Turn into a trickle, long-term plug. Comprehensive protection function, put an end to the ordinary batteries. Lithium battery, suitable for the following cylindrical lithium-ion battery Specifications: Material : plastic Input voltage: DC5V/1A Charger size: about 10.3 * 2.3 * 3 cm Output parameters: 3.7 V-4.2V / 500 mA Package Included: 1 pc Note: 1.Under the influence of light and the display, the color difference may decrease slightly. 2.Due to manual measurement, please allow size differences about 1-3cm. Thank you for your understanding.Lithium battery, suitable for the following cylindrical lithium-ion battery. Is the red light when charging and turn green, automatic stop filling. Under the influence of light and the display, the color difference may decrease slightly.