Dekcell battery chargers with ultra fast charging technology through continuous measuring and optimizing of energy acceptance levels charges batteries from any level to full capacity. With built-in folding AC plug, it is compact and easy portable. The refresh function completely discharges your battery for extending the battery life, and microprocessor-controlled circuitry ensures you get a full charge every time. An LED indicates the battery charge/discharge status. Built-in battery-protection and fault-detection circuitry for preventing overcharging and overheating.//AC adapter input voltage: 90-250V 50/60Hz (worldwide use) //Car adapter input voltage: 12/24V //Color: Black //Brand new, one year warranty! //Package contents: 1 x Compact ultra fast battery charger with built-in foldable AC plug, 1 x car adapter.