Powerextra 14.4V 18V 20V Lithium Battery Charger for Black&Decker Lithium Batteries Brand New | Wide Voltage:AC 100-240V | 14.4V-21V Li-ion Replacement Charger Perfectly designed to Charge: Black & Decker 14.4V-21V Li-ion batteries LED light indicator: the red light indicates charging,the green light indicates fully charged Built-in circuit protection against over heating,short circuit,overcharging and smart detection for damaged batteries. Products are CE certified, tested by manufacturer to match or exceed specifications of OEM products.