Avizar 4.2V Cylindrical Battery Charger 2A USB Universal with Indicator - Black

High-capacity battery charger with USB port, designed to safely recharge your 3.7V cylindrical cells. Stable output voltage at 4.2V, LED charge indicator, integrated USB cable. Compact and easy to carry, it offers fast charging without overheating. Ideal for flashlights, electronic devices or 18650 batteries.