Features: 16.8V/1A helps achieve a fast charging. Made of fire-proof PC engineering plastic alloy, which makes it heat-resistant. Multi-level protections of over voltage , short-circuit , over current and so on make sure a charging. Copper core enables this lithium battery charger adapter to work for a very long time. Adopting 100-240V wide voltage to make it suitable for different areas. Specification: Product type: Lithium Battery Charger Adapter Material: ABS Input voltage: 100-240V 50HZ/60HZ Port: 5.5*2.5mm Output current: 16.8V/1A Plug: US plug, EU plug for your choice Package size: approx. 7.4 * 4.1 * 5.3 cm/ 2.9 * 1.6 * 2.1 in Package weight: 66.8g/ 2.4oz Package List: 1 * Lithium Battery Charger Adapter