Fenix introduces the ARE-A4 multifunctional smart battery charger, which features two independent battery slots and supports up to 9 types of Ni-MH, Ni-Cd and Lithium ion batteries. The ARE-A4 intelligently adjusts the charging current based on the battery type and size to prevent overcharging and maximize the battery lifetime. The high-definition LCD of the ARE-A4 allows you to clearly view battery charging status and battery level. Its UL certified short-circuit, over-current, over-voltage and reverse polarity protection provides extra safety and peace of mind. Compatible with both AC and DC inputs, the ARE-A4 can charge batteries at home or on the go. Weighing just 9.35 ounces and measuring less than 6 inches, the compact body of the ARE-A4 makes it a great addition to your backpack, EDC and survival gear to keep all your electronics powered on any adventure.