This universal battery charger is perfect for those who need to keep their devices powered up. Designed for use with 3.7V Li-ion batteries, this charger is compatible with 16340 and 14500 batteries. It features a US plug for easy use and can charge at an electric current of up to 500mA. The charger is unbranded/generic and made in China. It does not come with any batteries included, so be sure to have your own on hand. This item is listed under the categories of Battery Chargers, Multipurpose Batteries & Power, and Consumer Electronics. Buy with confidence and keep your devices powered up with this reliable and efficient battery charger.