Efest Slim K1 Intelligent USB Charger
Charge your batteries with the EFEST Slim K1 Charger. The Efest Slim K1 Charger is a simple and cost-efficient charger designed by Efest. The Efest Slim K1 Charger is a single slot charger with Micro USB input and charges at 1A. The display will show the progress of your charge and will charge different types of 3.6V/3.7V lithium batteries commonly used in electronic cigarettes, flashlights, electric tools, and more.